128331204

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{65609}}^1$

素因数の和:65779

約数の個数: 24

約数和(自身を含む): 301281120

約数和(自身を除く): 172949916

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 489, 652, 978, 1956, 65609, 131218, 196827, 262436, 393654, 787308, 10694267, 21388534, 32082801, 42777068, 64165602, 128331204]

約数ペア:

[(1, 128331204), (2, 64165602), (3, 42777068), (4, 32082801), (6, 21388534), (12, 10694267), (163, 787308), (326, 393654), (489, 262436), (652, 196827), (978, 131218), (1956, 65609)]