15811528

素因数分解:

$2^3\times {\mathrm{59}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:445

約数の個数: 32

約数和(自身を含む): 30492000

約数和(自身を除く): 14680472

約数列:

[1, 2, 4, 8, 59, 118, 139, 236, 241, 278, 472, 482, 556, 964, 1112, 1928, 8201, 14219, 16402, 28438, 32804, 33499, 56876, 65608, 66998, 113752, 133996, 267992, 1976441, 3952882, 7905764, 15811528]

約数ペア:

[(1, 15811528), (2, 7905764), (4, 3952882), (8, 1976441), (59, 267992), (118, 133996), (139, 113752), (236, 66998), (241, 65608), (278, 56876), (472, 33499), (482, 32804), (556, 28438), (964, 16402), (1112, 14219), (1928, 8201)]