40388621

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 24

約数和(自身を含む): 52026240

約数和(自身を除く): 11637619

約数列:

[1, 7, 13, 23, 91, 161, 299, 529, 839, 2093, 3703, 5873, 6877, 10907, 19297, 48139, 76349, 135079, 250861, 443831, 1756027, 3106817, 5769803, 40388621]

約数ペア:

[(1, 40388621), (7, 5769803), (13, 3106817), (23, 1756027), (91, 443831), (161, 250861), (299, 135079), (529, 76349), (839, 48139), (2093, 19297), (3703, 10907), (5873, 6877)]