81879642

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{349913}}^1$

素因数の和:349934

約数の個数: 24

約数和(自身を含む): 191053044

約数和(自身を除く): 109173402

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 349913, 699826, 1049739, 2099478, 3149217, 4548869, 6298434, 9097738, 13646607, 27293214, 40939821, 81879642]

約数ペア:

[(1, 81879642), (2, 40939821), (3, 27293214), (6, 13646607), (9, 9097738), (13, 6298434), (18, 4548869), (26, 3149217), (39, 2099478), (78, 1049739), (117, 699826), (234, 349913)]