66686684

素因数分解:

$2^2\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{523}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 118315008

約数和(自身を除く): 51628324

約数列:

[1, 2, 4, 127, 251, 254, 502, 508, 523, 1004, 1046, 2092, 31877, 63754, 66421, 127508, 131273, 132842, 262546, 265684, 525092, 16671671, 33343342, 66686684]

約数ペア:

[(1, 66686684), (2, 33343342), (4, 16671671), (127, 525092), (251, 265684), (254, 262546), (502, 132842), (508, 131273), (523, 127508), (1004, 66421), (1046, 63754), (2092, 31877)]