61689719

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{39877}}^1$

素因数の和:39914

約数の個数: 16

約数和(自身を含む): 80394048

約数和(自身を除く): 18704329

約数列:

[1, 7, 13, 17, 91, 119, 221, 1547, 39877, 279139, 518401, 677909, 3628807, 4745363, 8812817, 61689719]

約数ペア:

[(1, 61689719), (7, 8812817), (13, 4745363), (17, 3628807), (91, 677909), (119, 518401), (221, 279139), (1547, 39877)]