42165718

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{81401}}^1$

素因数の和:81447

約数の個数: 16

約数和(自身を含む): 74238624

約数和(自身を除く): 32072906

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 81401, 162802, 569807, 1139614, 3011837, 6023674, 21082859, 42165718]

約数ペア:

[(1, 42165718), (2, 21082859), (7, 6023674), (14, 3011837), (37, 1139614), (74, 569807), (259, 162802), (518, 81401)]