621597455

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{28771}}^1$

素因数の和:28954

約数の個数: 16

約数和(自身を含む): 776844000

約数和(自身を除く): 155246545

約数列:

[1, 5, 29, 145, 149, 745, 4321, 21605, 28771, 143855, 834359, 4171795, 4286879, 21434395, 124319491, 621597455]

約数ペア:

[(1, 621597455), (5, 124319491), (29, 21434395), (145, 4286879), (149, 4171795), (745, 834359), (4321, 143855), (21605, 28771)]