128247665

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3167}}^1$

素因数の和:3281

約数の個数: 32

約数和(自身を含む): 191600640

約数和(自身を除く): 63352975

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 3167, 5785, 8099, 15835, 22169, 40495, 41171, 110845, 205855, 281863, 288197, 1409315, 1440985, 1973041, 3664219, 9865205, 18321095, 25649533, 128247665]

約数ペア:

[(1, 128247665), (5, 25649533), (7, 18321095), (13, 9865205), (35, 3664219), (65, 1973041), (89, 1440985), (91, 1409315), (445, 288197), (455, 281863), (623, 205855), (1157, 110845), (3115, 41171), (3167, 40495), (5785, 22169), (8099, 15835)]