156978419801

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{8945149}}^1$

素因数の和:8945288

約数の個数: 16

約数和(自身を含む): 188921568000

約数和(自身を除く): 31943148199

約数列:

[1, 7, 23, 109, 161, 763, 2507, 17549, 8945149, 62616043, 205738427, 975021241, 1440168989, 6825148687, 22425488543, 156978419801]

約数ペア:

[(1, 156978419801), (7, 22425488543), (23, 6825148687), (109, 1440168989), (161, 975021241), (763, 205738427), (2507, 62616043), (17549, 8945149)]