15205528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{499}}^1$

素因数の和:811

約数の個数: 32

約数和(自身を含む): 30870000

約数和(自身を除く): 15664472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 293, 499, 586, 998, 1172, 1996, 2344, 3809, 3992, 6487, 7618, 12974, 15236, 25948, 30472, 51896, 146207, 292414, 584828, 1169656, 1900691, 3801382, 7602764, 15205528]

約数ペア:

[(1, 15205528), (2, 7602764), (4, 3801382), (8, 1900691), (13, 1169656), (26, 584828), (52, 292414), (104, 146207), (293, 51896), (499, 30472), (586, 25948), (998, 15236), (1172, 12974), (1996, 7618), (2344, 6487), (3809, 3992)]