71389396

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{1697}}^1$

素因数の和:2523

約数の個数: 24

約数和(自身を含む): 134787240

約数和(自身を除く): 63397844

約数列:

[1, 2, 4, 13, 26, 52, 809, 1618, 1697, 3236, 3394, 6788, 10517, 21034, 22061, 42068, 44122, 88244, 1372873, 2745746, 5491492, 17847349, 35694698, 71389396]

約数ペア:

[(1, 71389396), (2, 35694698), (4, 17847349), (13, 5491492), (26, 2745746), (52, 1372873), (809, 88244), (1618, 44122), (1697, 42068), (3236, 22061), (3394, 21034), (6788, 10517)]