12891389

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{853}}^1$

素因数の和:1004

約数の個数: 16

約数和(自身を含む): 15740928

約数和(自身を除く): 2849539

約数列:

[1, 7, 17, 119, 127, 853, 889, 2159, 5971, 14501, 15113, 101507, 108331, 758317, 1841627, 12891389]

約数ペア:

[(1, 12891389), (7, 1841627), (17, 758317), (119, 108331), (127, 101507), (853, 15113), (889, 14501), (2159, 5971)]