68725839

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{1109}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 113379840

約数和(自身を除く): 44654001

約数列:

[1, 3, 7, 13, 21, 39, 91, 227, 273, 681, 1109, 1589, 2951, 3327, 4767, 7763, 8853, 14417, 20657, 23289, 43251, 61971, 100919, 251743, 302757, 755229, 1762201, 3272659, 5286603, 9817977, 22908613, 68725839]

約数ペア:

[(1, 68725839), (3, 22908613), (7, 9817977), (13, 5286603), (21, 3272659), (39, 1762201), (91, 755229), (227, 302757), (273, 251743), (681, 100919), (1109, 61971), (1589, 43251), (2951, 23289), (3327, 20657), (4767, 14417), (7763, 8853)]