210698878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{3581}}^1$

素因数の和:3700

約数の個数: 32

約数和(自身を含む): 356251392

約数和(自身を除く): 145552514

約数列:

[1, 2, 13, 26, 31, 62, 73, 146, 403, 806, 949, 1898, 2263, 3581, 4526, 7162, 29419, 46553, 58838, 93106, 111011, 222022, 261413, 522826, 1443143, 2886286, 3398369, 6796738, 8103803, 16207606, 105349439, 210698878]

約数ペア:

[(1, 210698878), (2, 105349439), (13, 16207606), (26, 8103803), (31, 6796738), (62, 3398369), (73, 2886286), (146, 1443143), (403, 522826), (806, 261413), (949, 222022), (1898, 111011), (2263, 93106), (3581, 58838), (4526, 46553), (7162, 29419)]