156653245

素因数分解:

$5^1\times 7^4\times {\mathrm{13049}}^1$

素因数の和:13082

約数の個数: 20

約数和(自身を含む): 219318300

約数和(自身を除く): 62665055

約数列:

[1, 5, 7, 35, 49, 245, 343, 1715, 2401, 12005, 13049, 65245, 91343, 456715, 639401, 3197005, 4475807, 22379035, 31330649, 156653245]

約数ペア:

[(1, 156653245), (5, 31330649), (7, 22379035), (35, 4475807), (49, 3197005), (245, 639401), (343, 456715), (1715, 91343), (2401, 65245), (12005, 13049)]