858865055

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{18899}}^1$

素因数の和:19114

約数の個数: 16

約数和(自身を含む): 1054620000

約数和(自身を除く): 195754945

約数列:

[1, 5, 61, 149, 305, 745, 9089, 18899, 45445, 94495, 1152839, 2815951, 5764195, 14079755, 171773011, 858865055]

約数ペア:

[(1, 858865055), (5, 171773011), (61, 14079755), (149, 5764195), (305, 2815951), (745, 1152839), (9089, 94495), (18899, 45445)]