666291456

素因数分解:

$2^8\times 3^2\times {\mathrm{289189}}^1$

素因数の和:289211

約数の個数: 54

約数和(自身を含む): 1921089170

約数和(自身を除く): 1254797714

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 192, 256, 288, 384, 576, 768, 1152, 2304, 289189, 578378, 867567, 1156756, 1735134, 2313512, 2602701, 3470268, 4627024, 5205402, 6940536, 9254048, 10410804, 13881072, 18508096, 20821608, 27762144, 37016192, 41643216, 55524288, 74032384, 83286432, 111048576, 166572864, 222097152, 333145728, 666291456]

約数ペア:

[(1, 666291456), (2, 333145728), (3, 222097152), (4, 166572864), (6, 111048576), (8, 83286432), (9, 74032384), (12, 55524288), (16, 41643216), (18, 37016192), (24, 27762144), (32, 20821608), (36, 18508096), (48, 13881072), (64, 10410804), (72, 9254048), (96, 6940536), (128, 5205402), (144, 4627024), (192, 3470268), (256, 2602701), (288, 2313512), (384, 1735134), (576, 1156756), (768, 867567), (1152, 578378), (2304, 289189)]