25971998

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1\times {\mathrm{1619}}^1$

素因数の和:2251

約数の個数: 16

約数和(自身を含む): 42048720

約数和(自身を除く): 16076722

約数列:

[1, 2, 13, 26, 617, 1234, 1619, 3238, 8021, 16042, 21047, 42094, 998923, 1997846, 12985999, 25971998]

約数ペア:

[(1, 25971998), (2, 12985999), (13, 1997846), (26, 998923), (617, 42094), (1234, 21047), (1619, 16042), (3238, 8021)]