128976903

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{1721}}^1$

素因数の和:2495

約数の個数: 24

約数和(自身を含む): 203623056

約数和(自身を除く): 74646153

約数列:

[1, 3, 9, 11, 33, 99, 757, 1721, 2271, 5163, 6813, 8327, 15489, 18931, 24981, 56793, 74943, 170379, 1302797, 3908391, 11725173, 14330767, 42992301, 128976903]

約数ペア:

[(1, 128976903), (3, 42992301), (9, 14330767), (11, 11725173), (33, 3908391), (99, 1302797), (757, 170379), (1721, 74943), (2271, 56793), (5163, 24981), (6813, 18931), (8327, 15489)]