259273768

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{6217}}^1$

素因数の和:6637

約数の個数: 32

約数和(自身を含む): 524923560

約数和(自身を除く): 265649792

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 401, 802, 1604, 3208, 5213, 6217, 10426, 12434, 20852, 24868, 41704, 49736, 80821, 161642, 323284, 646568, 2493017, 4986034, 9972068, 19944136, 32409221, 64818442, 129636884, 259273768]

約数ペア:

[(1, 259273768), (2, 129636884), (4, 64818442), (8, 32409221), (13, 19944136), (26, 9972068), (52, 4986034), (104, 2493017), (401, 646568), (802, 323284), (1604, 161642), (3208, 80821), (5213, 49736), (6217, 41704), (10426, 24868), (12434, 20852)]