12787005

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{11071}}^1$

素因数の和:11097

約数の個数: 32

約数和(自身を含む): 25509888

約数和(自身を除く): 12722883

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 11071, 33213, 55355, 77497, 121781, 166065, 232491, 365343, 387485, 608905, 852467, 1162455, 1826715, 2557401, 4262335, 12787005]

約数ペア:

[(1, 12787005), (3, 4262335), (5, 2557401), (7, 1826715), (11, 1162455), (15, 852467), (21, 608905), (33, 387485), (35, 365343), (55, 232491), (77, 166065), (105, 121781), (165, 77497), (231, 55355), (385, 33213), (1155, 11071)]