2447015

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:250

約数の個数: 16

約数和(自身を含む): 3053376

約数和(自身を除く): 606361

約数列:

[1, 5, 61, 71, 113, 305, 355, 565, 4331, 6893, 8023, 21655, 34465, 40115, 489403, 2447015]

約数ペア:

[(1, 2447015), (5, 489403), (61, 40115), (71, 34465), (113, 21655), (305, 8023), (355, 6893), (565, 4331)]