149891045

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{12241}}^1$

素因数の和:12356

約数の個数: 16

約数和(自身を含む): 188037120

約数和(自身を除く): 38146075

約数列:

[1, 5, 31, 79, 155, 395, 2449, 12241, 12245, 61205, 379471, 967039, 1897355, 4835195, 29978209, 149891045]

約数ペア:

[(1, 149891045), (5, 29978209), (31, 4835195), (79, 1897355), (155, 967039), (395, 379471), (2449, 61205), (12241, 12245)]