259036195

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{7019}}^1$

素因数の和:7107

約数の個数: 24

約数和(自身を含む): 347321520

約数和(自身を除く): 88285325

約数列:

[1, 5, 11, 55, 61, 121, 305, 605, 671, 3355, 7019, 7381, 35095, 36905, 77209, 386045, 428159, 849299, 2140795, 4246495, 4709749, 23548745, 51807239, 259036195]

約数ペア:

[(1, 259036195), (5, 51807239), (11, 23548745), (55, 4709749), (61, 4246495), (121, 2140795), (305, 849299), (605, 428159), (671, 386045), (3355, 77209), (7019, 36905), (7381, 35095)]