1420512275

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{624401}}^1$

素因数の和:624431

約数の個数: 24

約数和(自身を含む): 2167923744

約数和(自身を除く): 747411469

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 2275, 624401, 3122005, 4370807, 8117213, 15610025, 21854035, 40586065, 56820491, 109270175, 202930325, 284102455, 1420512275]

約数ペア:

[(1, 1420512275), (5, 284102455), (7, 202930325), (13, 109270175), (25, 56820491), (35, 40586065), (65, 21854035), (91, 15610025), (175, 8117213), (325, 4370807), (455, 3122005), (2275, 624401)]