388986426

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{242813}}^1$

素因数の和:242910

約数の個数: 24

約数和(自身を含む): 852277140

約数和(自身を除く): 463290714

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 267, 534, 801, 1602, 242813, 485626, 728439, 1456878, 2185317, 4370634, 21610357, 43220714, 64831071, 129662142, 194493213, 388986426]

約数ペア:

[(1, 388986426), (2, 194493213), (3, 129662142), (6, 64831071), (9, 43220714), (18, 21610357), (89, 4370634), (178, 2185317), (267, 1456878), (534, 728439), (801, 485626), (1602, 242813)]