72804109

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1\times {\mathrm{761}}^1$

素因数の和:1020

約数の個数: 16

約数和(自身を含む): 84856320

約数和(自身を除く): 12052211

約数列:

[1, 7, 79, 173, 553, 761, 1211, 5327, 13667, 60119, 95669, 131653, 420833, 921571, 10400587, 72804109]

約数ペア:

[(1, 72804109), (7, 10400587), (79, 921571), (173, 420833), (553, 131653), (761, 95669), (1211, 60119), (5327, 13667)]