4217728

素因数分解:

$2^7\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 8525160

約数和(自身を除く): 4307432

約数列:

[1, 2, 4, 8, 16, 32, 64, 83, 128, 166, 332, 397, 664, 794, 1328, 1588, 2656, 3176, 5312, 6352, 10624, 12704, 25408, 32951, 50816, 65902, 131804, 263608, 527216, 1054432, 2108864, 4217728]

約数ペア:

[(1, 4217728), (2, 2108864), (4, 1054432), (8, 527216), (16, 263608), (32, 131804), (64, 65902), (83, 50816), (128, 32951), (166, 25408), (332, 12704), (397, 10624), (664, 6352), (794, 5312), (1328, 3176), (1588, 2656)]