221613392

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{137}}^1$

素因数の和:277

約数の個数: 160

約数和(自身を含む): 586462464

約数和(自身を除く): 364849072

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 52, 56, 77, 88, 91, 101, 104, 112, 137, 143, 154, 176, 182, 202, 208, 274, 286, 308, 364, 404, 548, 572, 616, 707, 728, 808, 959, 1001, 1096, 1111, 1144, 1232, 1313, 1414, 1456, 1507, 1616, 1781, 1918, 2002, 2192, 2222, 2288, 2626, 2828, 3014, 3562, 3836, 4004, 4444, 5252, 5656, 6028, 7124, 7672, 7777, 8008, 8888, 9191, 10504, 10549, 11312, 12056, 12467, 13837, 14248, 14443, 15344, 15554, 16016, 17776, 18382, 19591, 21008, 21098, 24112, 24934, 27674, 28496, 28886, 31108, 36764, 39182, 42196, 49868, 55348, 57772, 62216, 73528, 78364, 84392, 96859, 99736, 101101, 110696, 115544, 124432, 137137, 147056, 152207, 156728, 168784, 179881, 193718, 199472, 202202, 221392, 231088, 274274, 304414, 313456, 359762, 387436, 404404, 548548, 608828, 719524, 774872, 808808, 1065449, 1097096, 1217656, 1259167, 1439048, 1549744, 1617616, 1978691, 2130898, 2194192, 2435312, 2518334, 2878096, 3957382, 4261796, 5036668, 7914764, 8523592, 10073336, 13850837, 15829528, 17047184, 20146672, 27701674, 31659056, 55403348, 110806696, 221613392]

約数ペア:

[(1, 221613392), (2, 110806696), (4, 55403348), (7, 31659056), (8, 27701674), (11, 20146672), (13, 17047184), (14, 15829528), (16, 13850837), (22, 10073336), (26, 8523592), (28, 7914764), (44, 5036668), (52, 4261796), (56, 3957382), (77, 2878096), (88, 2518334), (91, 2435312), (101, 2194192), (104, 2130898), (112, 1978691), (137, 1617616), (143, 1549744), (154, 1439048), (176, 1259167), (182, 1217656), (202, 1097096), (208, 1065449), (274, 808808), (286, 774872), (308, 719524), (364, 608828), (404, 548548), (548, 404404), (572, 387436), (616, 359762), (707, 313456), (728, 304414), (808, 274274), (959, 231088), (1001, 221392), (1096, 202202), (1111, 199472), (1144, 193718), (1232, 179881), (1313, 168784), (1414, 156728), (1456, 152207), (1507, 147056), (1616, 137137), (1781, 124432), (1918, 115544), (2002, 110696), (2192, 101101), (2222, 99736), (2288, 96859), (2626, 84392), (2828, 78364), (3014, 73528), (3562, 62216), (3836, 57772), (4004, 55348), (4444, 49868), (5252, 42196), (5656, 39182), (6028, 36764), (7124, 31108), (7672, 28886), (7777, 28496), (8008, 27674), (8888, 24934), (9191, 24112), (10504, 21098), (10549, 21008), (11312, 19591), (12056, 18382), (12467, 17776), (13837, 16016), (14248, 15554), (14443, 15344)]