397173896

素因数分解:

$2^3\times 7^1\times {\mathrm{571}}^1\times {\mathrm{12421}}^1$

素因数の和:13005

約数の個数: 32

約数和(自身を含む): 852646080

約数和(自身を除く): 455472184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 571, 1142, 2284, 3997, 4568, 7994, 12421, 15988, 24842, 31976, 49684, 86947, 99368, 173894, 347788, 695576, 7092391, 14184782, 28369564, 49646737, 56739128, 99293474, 198586948, 397173896]

約数ペア:

[(1, 397173896), (2, 198586948), (4, 99293474), (7, 56739128), (8, 49646737), (14, 28369564), (28, 14184782), (56, 7092391), (571, 695576), (1142, 347788), (2284, 173894), (3997, 99368), (4568, 86947), (7994, 49684), (12421, 31976), (15988, 24842)]