68260521

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{171079}}^1$

素因数の和:171108

約数の個数: 16

約数和(自身を含む): 109491200

約数和(自身を除く): 41230679

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 171079, 513237, 1197553, 3250501, 3592659, 9751503, 22753507, 68260521]

約数ペア:

[(1, 68260521), (3, 22753507), (7, 9751503), (19, 3592659), (21, 3250501), (57, 1197553), (133, 513237), (399, 171079)]