28638558

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{122387}}^1$

素因数の和:122408

約数の個数: 24

約数和(自身を含む): 66823848

約数和(自身を除く): 38185290

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 122387, 244774, 367161, 734322, 1101483, 1591031, 2202966, 3182062, 4773093, 9546186, 14319279, 28638558]

約数ペア:

[(1, 28638558), (2, 14319279), (3, 9546186), (6, 4773093), (9, 3182062), (13, 2202966), (18, 1591031), (26, 1101483), (39, 734322), (78, 367161), (117, 244774), (234, 122387)]