72631209

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{38861}}^1$

素因数の和:38960

約数の個数: 16

約数和(自身を含む): 111922560

約数和(自身を除く): 39291351

約数列:

[1, 3, 7, 21, 89, 267, 623, 1869, 38861, 116583, 272027, 816081, 3458629, 10375887, 24210403, 72631209]

約数ペア:

[(1, 72631209), (3, 24210403), (7, 10375887), (21, 3458629), (89, 816081), (267, 272027), (623, 116583), (1869, 38861)]