12718153

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 32

約数和(自身を含む): 16220160

約数和(自身を除く): 3502007

約数列:

[1, 7, 29, 31, 43, 47, 203, 217, 301, 329, 899, 1247, 1333, 1363, 1457, 2021, 6293, 8729, 9331, 9541, 10199, 14147, 38657, 42253, 58609, 62651, 270599, 295771, 410263, 438557, 1816879, 12718153]

約数ペア:

[(1, 12718153), (7, 1816879), (29, 438557), (31, 410263), (43, 295771), (47, 270599), (203, 62651), (217, 58609), (301, 42253), (329, 38657), (899, 14147), (1247, 10199), (1333, 9541), (1363, 9331), (1457, 8729), (2021, 6293)]