1971296045

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{239963}}^1$

素因数の和:240052

約数の個数: 16

約数和(自身を含む): 2487946752

約数和(自身を除く): 516650707

約数列:

[1, 5, 31, 53, 155, 265, 1643, 8215, 239963, 1199815, 7438853, 12718039, 37194265, 63590195, 394259209, 1971296045]

約数ペア:

[(1, 1971296045), (5, 394259209), (31, 63590195), (53, 37194265), (155, 12718039), (265, 7438853), (1643, 1199815), (8215, 239963)]