12940928

素因数分解:

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

素因数の和:146

約数の個数: 128

約数和(自身を含む): 34957440

約数和(自身を除く): 22016512

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 64, 77, 88, 91, 101, 104, 112, 128, 143, 154, 176, 182, 202, 208, 224, 286, 308, 352, 364, 404, 416, 448, 572, 616, 704, 707, 728, 808, 832, 896, 1001, 1111, 1144, 1232, 1313, 1408, 1414, 1456, 1616, 1664, 2002, 2222, 2288, 2464, 2626, 2828, 2912, 3232, 4004, 4444, 4576, 4928, 5252, 5656, 5824, 6464, 7777, 8008, 8888, 9152, 9191, 9856, 10504, 11312, 11648, 12928, 14443, 15554, 16016, 17776, 18304, 18382, 21008, 22624, 28886, 31108, 32032, 35552, 36764, 42016, 45248, 57772, 62216, 64064, 71104, 73528, 84032, 90496, 101101, 115544, 124432, 128128, 142208, 147056, 168064, 202202, 231088, 248864, 294112, 404404, 462176, 497728, 588224, 808808, 924352, 995456, 1176448, 1617616, 1848704, 3235232, 6470464, 12940928]

約数ペア:

[(1, 12940928), (2, 6470464), (4, 3235232), (7, 1848704), (8, 1617616), (11, 1176448), (13, 995456), (14, 924352), (16, 808808), (22, 588224), (26, 497728), (28, 462176), (32, 404404), (44, 294112), (52, 248864), (56, 231088), (64, 202202), (77, 168064), (88, 147056), (91, 142208), (101, 128128), (104, 124432), (112, 115544), (128, 101101), (143, 90496), (154, 84032), (176, 73528), (182, 71104), (202, 64064), (208, 62216), (224, 57772), (286, 45248), (308, 42016), (352, 36764), (364, 35552), (404, 32032), (416, 31108), (448, 28886), (572, 22624), (616, 21008), (704, 18382), (707, 18304), (728, 17776), (808, 16016), (832, 15554), (896, 14443), (1001, 12928), (1111, 11648), (1144, 11312), (1232, 10504), (1313, 9856), (1408, 9191), (1414, 9152), (1456, 8888), (1616, 8008), (1664, 7777), (2002, 6464), (2222, 5824), (2288, 5656), (2464, 5252), (2626, 4928), (2828, 4576), (2912, 4444), (3232, 4004)]