28204456

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5659}}^1$

素因数の和:5761

約数の個数: 32

約数和(自身を含む): 61128000

約数和(自身を除く): 32923544

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 5659, 11318, 22636, 39613, 45272, 79226, 158452, 316904, 503651, 1007302, 2014604, 3525557, 4029208, 7051114, 14102228, 28204456]

約数ペア:

[(1, 28204456), (2, 14102228), (4, 7051114), (7, 4029208), (8, 3525557), (14, 2014604), (28, 1007302), (56, 503651), (89, 316904), (178, 158452), (356, 79226), (623, 45272), (712, 39613), (1246, 22636), (2492, 11318), (4984, 5659)]