68722251

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{2749}}^1$

素因数の和:3406

約数の個数: 16

約数和(自身を含む): 98868000

約数和(自身を除く): 30145749

約数列:

[1, 3, 13, 39, 641, 1923, 2749, 8247, 8333, 24999, 35737, 107211, 1762109, 5286327, 22907417, 68722251]

約数ペア:

[(1, 68722251), (3, 22907417), (13, 5286327), (39, 1762109), (641, 107211), (1923, 35737), (2749, 24999), (8247, 8333)]