678741379195

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{88782391}}^1$

素因数の和:88782546

約数の個数: 16

約数和(自身を含む): 894926511360

約数和(自身を除く): 216185132165

約数列:

[1, 5, 11, 55, 139, 695, 1529, 7645, 88782391, 443911955, 976606301, 4883031505, 12340752349, 61703761745, 135748275839, 678741379195]

約数ペア:

[(1, 678741379195), (5, 135748275839), (11, 61703761745), (55, 12340752349), (139, 4883031505), (695, 976606301), (1529, 443911955), (7645, 88782391)]