12804715

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:523

約数の個数: 32

約数和(自身を含む): 19445760

約数和(自身を除く): 6641045

約数列:

[1, 5, 7, 11, 35, 55, 77, 79, 385, 395, 421, 553, 869, 2105, 2765, 2947, 4345, 4631, 6083, 14735, 23155, 30415, 32417, 33259, 162085, 166295, 232813, 365849, 1164065, 1829245, 2560943, 12804715]

約数ペア:

[(1, 12804715), (5, 2560943), (7, 1829245), (11, 1164065), (35, 365849), (55, 232813), (77, 166295), (79, 162085), (385, 33259), (395, 32417), (421, 30415), (553, 23155), (869, 14735), (2105, 6083), (2765, 4631), (2947, 4345)]