2787174

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 6678672

約数和(自身を除く): 3891498

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 43, 78, 86, 117, 129, 234, 258, 277, 387, 554, 559, 774, 831, 1118, 1662, 1677, 2493, 3354, 3601, 4986, 5031, 7202, 10062, 10803, 11911, 21606, 23822, 32409, 35733, 64818, 71466, 107199, 154843, 214398, 309686, 464529, 929058, 1393587, 2787174]

約数ペア:

[(1, 2787174), (2, 1393587), (3, 929058), (6, 464529), (9, 309686), (13, 214398), (18, 154843), (26, 107199), (39, 71466), (43, 64818), (78, 35733), (86, 32409), (117, 23822), (129, 21606), (234, 11911), (258, 10803), (277, 10062), (387, 7202), (554, 5031), (559, 4986), (774, 3601), (831, 3354), (1118, 2493), (1662, 1677)]