278314088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{9661}}^1$

素因数の和:9957

約数の個数: 32

約数和(自身を含む): 564067560

約数和(自身を除く): 285753472

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 277, 554, 1108, 2216, 3601, 7202, 9661, 14404, 19322, 28808, 38644, 77288, 125593, 251186, 502372, 1004744, 2676097, 5352194, 10704388, 21408776, 34789261, 69578522, 139157044, 278314088]

約数ペア:

[(1, 278314088), (2, 139157044), (4, 69578522), (8, 34789261), (13, 21408776), (26, 10704388), (52, 5352194), (104, 2676097), (277, 1004744), (554, 502372), (1108, 251186), (2216, 125593), (3601, 77288), (7202, 38644), (9661, 28808), (14404, 19322)]