279279128

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{307}}^1\times {\mathrm{6689}}^1$

素因数の和:7019

約数の個数: 32

約数和(自身を含む): 556340400

約数和(自身を除く): 277061272

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 307, 614, 1228, 2456, 5219, 6689, 10438, 13378, 20876, 26756, 41752, 53512, 113713, 227426, 454852, 909704, 2053523, 4107046, 8214092, 16428184, 34909891, 69819782, 139639564, 279279128]

約数ペア:

[(1, 279279128), (2, 139639564), (4, 69819782), (8, 34909891), (17, 16428184), (34, 8214092), (68, 4107046), (136, 2053523), (307, 909704), (614, 454852), (1228, 227426), (2456, 113713), (5219, 53512), (6689, 41752), (10438, 26756), (13378, 20876)]