221317096

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{953}}^1$

素因数の和:1019

約数の個数: 128

約数和(自身を含む): 576979200

約数和(自身を除く): 355662104

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 29, 44, 52, 56, 58, 77, 88, 91, 104, 116, 143, 154, 182, 203, 232, 286, 308, 319, 364, 377, 406, 572, 616, 638, 728, 754, 812, 953, 1001, 1144, 1276, 1508, 1624, 1906, 2002, 2233, 2552, 2639, 3016, 3812, 4004, 4147, 4466, 5278, 6671, 7624, 8008, 8294, 8932, 10483, 10556, 12389, 13342, 16588, 17864, 20966, 21112, 24778, 26684, 27637, 29029, 33176, 41932, 49556, 53368, 55274, 58058, 73381, 83864, 86723, 99112, 110548, 116116, 136279, 146762, 173446, 193459, 221096, 232232, 272558, 293524, 304007, 346892, 359281, 386918, 545116, 587048, 608014, 693784, 718562, 773836, 953953, 1090232, 1216028, 1437124, 1547672, 1907906, 2128049, 2432056, 2514967, 2874248, 3815812, 3952091, 4256098, 5029934, 7631624, 7904182, 8512196, 10059868, 15808364, 17024392, 20119736, 27664637, 31616728, 55329274, 110658548, 221317096]

約数ペア:

[(1, 221317096), (2, 110658548), (4, 55329274), (7, 31616728), (8, 27664637), (11, 20119736), (13, 17024392), (14, 15808364), (22, 10059868), (26, 8512196), (28, 7904182), (29, 7631624), (44, 5029934), (52, 4256098), (56, 3952091), (58, 3815812), (77, 2874248), (88, 2514967), (91, 2432056), (104, 2128049), (116, 1907906), (143, 1547672), (154, 1437124), (182, 1216028), (203, 1090232), (232, 953953), (286, 773836), (308, 718562), (319, 693784), (364, 608014), (377, 587048), (406, 545116), (572, 386918), (616, 359281), (638, 346892), (728, 304007), (754, 293524), (812, 272558), (953, 232232), (1001, 221096), (1144, 193459), (1276, 173446), (1508, 146762), (1624, 136279), (1906, 116116), (2002, 110548), (2233, 99112), (2552, 86723), (2639, 83864), (3016, 73381), (3812, 58058), (4004, 55274), (4147, 53368), (4466, 49556), (5278, 41932), (6671, 33176), (7624, 29029), (8008, 27637), (8294, 26684), (8932, 24778), (10483, 21112), (10556, 20966), (12389, 17864), (13342, 16588)]