67980848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{326831}}^1$

素因数の和:326852

約数の個数: 20

約数和(自身を含む): 141845088

約数和(自身を除く): 73864240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 326831, 653662, 1307324, 2614648, 4248803, 5229296, 8497606, 16995212, 33990424, 67980848]

約数ペア:

[(1, 67980848), (2, 33990424), (4, 16995212), (8, 8497606), (13, 5229296), (16, 4248803), (26, 2614648), (52, 1307324), (104, 653662), (208, 326831)]