4003885

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{521}}^1$

素因数の和:608

約数の個数: 16

約数和(自身を含む): 5073840

約数和(自身を除く): 1069955

約数列:

[1, 5, 29, 53, 145, 265, 521, 1537, 2605, 7685, 15109, 27613, 75545, 138065, 800777, 4003885]

約数ペア:

[(1, 4003885), (5, 800777), (29, 138065), (53, 75545), (145, 27613), (265, 15109), (521, 7685), (1537, 2605)]