399143032

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{5623}}^1$

素因数の和:6115

約数の個数: 32

約数和(自身を含む): 789609600

約数和(自身を除く): 390466568

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 467, 934, 1868, 3736, 5623, 8873, 11246, 17746, 22492, 35492, 44984, 70984, 106837, 213674, 427348, 854696, 2625941, 5251882, 10503764, 21007528, 49892879, 99785758, 199571516, 399143032]

約数ペア:

[(1, 399143032), (2, 199571516), (4, 99785758), (8, 49892879), (19, 21007528), (38, 10503764), (76, 5251882), (152, 2625941), (467, 854696), (934, 427348), (1868, 213674), (3736, 106837), (5623, 70984), (8873, 44984), (11246, 35492), (17746, 22492)]