12997712

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 31664640

約数和(自身を除く): 18666928

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 79, 91, 104, 112, 113, 158, 182, 208, 226, 316, 364, 452, 553, 632, 728, 791, 904, 1027, 1106, 1264, 1456, 1469, 1582, 1808, 2054, 2212, 2938, 3164, 4108, 4424, 5876, 6328, 7189, 8216, 8848, 8927, 10283, 11752, 12656, 14378, 16432, 17854, 20566, 23504, 28756, 35708, 41132, 57512, 62489, 71416, 82264, 115024, 116051, 124978, 142832, 164528, 232102, 249956, 464204, 499912, 812357, 928408, 999824, 1624714, 1856816, 3249428, 6498856, 12997712]

約数ペア:

[(1, 12997712), (2, 6498856), (4, 3249428), (7, 1856816), (8, 1624714), (13, 999824), (14, 928408), (16, 812357), (26, 499912), (28, 464204), (52, 249956), (56, 232102), (79, 164528), (91, 142832), (104, 124978), (112, 116051), (113, 115024), (158, 82264), (182, 71416), (208, 62489), (226, 57512), (316, 41132), (364, 35708), (452, 28756), (553, 23504), (632, 20566), (728, 17854), (791, 16432), (904, 14378), (1027, 12656), (1106, 11752), (1264, 10283), (1456, 8927), (1469, 8848), (1582, 8216), (1808, 7189), (2054, 6328), (2212, 5876), (2938, 4424), (3164, 4108)]