128481015

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{1009}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 221941440

約数和(自身を除く): 93460425

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 653, 1009, 1959, 3027, 3265, 5045, 8489, 9795, 13117, 15135, 25467, 39351, 42445, 65585, 127335, 196755, 658877, 1976631, 3294385, 8565401, 9883155, 25696203, 42827005, 128481015]

約数ペア:

[(1, 128481015), (3, 42827005), (5, 25696203), (13, 9883155), (15, 8565401), (39, 3294385), (65, 1976631), (195, 658877), (653, 196755), (1009, 127335), (1959, 65585), (3027, 42445), (3265, 39351), (5045, 25467), (8489, 15135), (9795, 13117)]