278323578

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1189417}}^1$

素因数の和:1189438

約数の個数: 24

約数和(自身を含む): 649422228

約数和(自身を除く): 371098650

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 1189417, 2378834, 3568251, 7136502, 10704753, 15462421, 21409506, 30924842, 46387263, 92774526, 139161789, 278323578]

約数ペア:

[(1, 278323578), (2, 139161789), (3, 92774526), (6, 46387263), (9, 30924842), (13, 21409506), (18, 15462421), (26, 10704753), (39, 7136502), (78, 3568251), (117, 2378834), (234, 1189417)]