28961306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 49773312

約数和(自身を除く): 20812006

約数列:

[1, 2, 11, 22, 37, 47, 74, 94, 407, 517, 757, 814, 1034, 1514, 1739, 3478, 8327, 16654, 19129, 28009, 35579, 38258, 56018, 71158, 308099, 391369, 616198, 782738, 1316423, 2632846, 14480653, 28961306]

約数ペア:

[(1, 28961306), (2, 14480653), (11, 2632846), (22, 1316423), (37, 782738), (47, 616198), (74, 391369), (94, 308099), (407, 71158), (517, 56018), (757, 38258), (814, 35579), (1034, 28009), (1514, 19129), (1739, 16654), (3478, 8327)]