664893685

素因数分解:

$5^1\times {\mathrm{193}}^1\times {\mathrm{557}}^1\times {\mathrm{1237}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 804095856

約数和(自身を除く): 139202171

約数列:

[1, 5, 193, 557, 965, 1237, 2785, 6185, 107501, 238741, 537505, 689009, 1193705, 3445045, 132978737, 664893685]

約数ペア:

[(1, 664893685), (5, 132978737), (193, 3445045), (557, 1193705), (965, 689009), (1237, 537505), (2785, 238741), (6185, 107501)]