128263415

素因数分解:

$5^1\times 7^1\times {\mathrm{1091}}^1\times {\mathrm{3359}}^1$

素因数の和:4462

約数の個数: 16

約数和(自身を含む): 176117760

約数和(自身を除く): 47854345

約数列:

[1, 5, 7, 35, 1091, 3359, 5455, 7637, 16795, 23513, 38185, 117565, 3664669, 18323345, 25652683, 128263415]

約数ペア:

[(1, 128263415), (5, 25652683), (7, 18323345), (35, 3664669), (1091, 117565), (3359, 38185), (5455, 23513), (7637, 16795)]