219955985

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{487}}^1\times {\mathrm{877}}^1$

素因数の和:1472

約数の個数: 16

約数和(自身を含む): 267361536

約数和(自身を除く): 47405551

約数列:

[1, 5, 103, 487, 515, 877, 2435, 4385, 50161, 90331, 250805, 427099, 451655, 2135495, 43991197, 219955985]

約数ペア:

[(1, 219955985), (5, 43991197), (103, 2135495), (487, 451655), (515, 427099), (877, 250805), (2435, 90331), (4385, 50161)]