86821721

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{3319}}^1$

素因数の和:3464

約数の個数: 16

約数和(自身を含む): 102946560

約数和(自身を除く): 16124839

約数列:

[1, 7, 37, 101, 259, 707, 3319, 3737, 23233, 26159, 122803, 335219, 859621, 2346533, 12403103, 86821721]

約数ペア:

[(1, 86821721), (7, 12403103), (37, 2346533), (101, 859621), (259, 335219), (707, 122803), (3319, 26159), (3737, 23233)]