1616663971

素因数分解:

${\mathrm{13}}^2\times {\mathrm{67}}^2\times {\mathrm{2131}}^1$

素因数の和:2291

約数の個数: 18

約数和(自身を含む): 1777940892

約数和(自身を除く): 161276921

約数列:

[1, 13, 67, 169, 871, 2131, 4489, 11323, 27703, 58357, 142777, 360139, 758641, 1856101, 9566059, 24129313, 124358767, 1616663971]

約数ペア:

[(1, 1616663971), (13, 124358767), (67, 24129313), (169, 9566059), (871, 1856101), (2131, 758641), (4489, 360139), (11323, 142777), (27703, 58357)]