123964281

素因数分解:

$3^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{8233}}^1$

素因数の和:8485

約数の個数: 24

約数和(自身を含む): 205520640

約数和(自身を除く): 81556359

約数列:

[1, 3, 7, 9, 21, 63, 239, 717, 1673, 2151, 5019, 8233, 15057, 24699, 57631, 74097, 172893, 518679, 1967687, 5903061, 13773809, 17709183, 41321427, 123964281]

約数ペア:

[(1, 123964281), (3, 41321427), (7, 17709183), (9, 13773809), (21, 5903061), (63, 1967687), (239, 518679), (717, 172893), (1673, 74097), (2151, 57631), (5019, 24699), (8233, 15057)]