68873285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{9721}}^1$

素因数の和:9848

約数の個数: 16

約数和(自身を含む): 89831280

約数和(自身を除く): 20957995

約数列:

[1, 5, 13, 65, 109, 545, 1417, 7085, 9721, 48605, 126373, 631865, 1059589, 5297945, 13774657, 68873285]

約数ペア:

[(1, 68873285), (5, 13774657), (13, 5297945), (65, 1059589), (109, 631865), (545, 126373), (1417, 48605), (7085, 9721)]