221585315

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6287}}^1$

素因数の和:6371

約数の個数: 32

約数和(自身を含む): 325969920

約数和(自身を除く): 104384605

約数列:

[1, 5, 7, 19, 35, 53, 95, 133, 265, 371, 665, 1007, 1855, 5035, 6287, 7049, 31435, 35245, 44009, 119453, 220045, 333211, 597265, 836171, 1666055, 2332477, 4180855, 6331009, 11662385, 31655045, 44317063, 221585315]

約数ペア:

[(1, 221585315), (5, 44317063), (7, 31655045), (19, 11662385), (35, 6331009), (53, 4180855), (95, 2332477), (133, 1666055), (265, 836171), (371, 597265), (665, 333211), (1007, 220045), (1855, 119453), (5035, 44009), (6287, 35245), (7049, 31435)]