12355225

素因数分解:

$5^2\times {\mathrm{19}}^2\times {\mathrm{37}}^2$

素因数の和:122

約数の個数: 27

約数和(自身を含む): 16618077

約数和(自身を除く): 4262852

約数列:

[1, 5, 19, 25, 37, 95, 185, 361, 475, 703, 925, 1369, 1805, 3515, 6845, 9025, 13357, 17575, 26011, 34225, 66785, 130055, 333925, 494209, 650275, 2471045, 12355225]

約数ペア:

[(1, 12355225), (5, 2471045), (19, 650275), (25, 494209), (37, 333925), (95, 130055), (185, 66785), (361, 34225), (475, 26011), (703, 17575), (925, 13357), (1369, 9025), (1805, 6845)]