1376221

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:372

約数の個数: 16

約数和(自身を含む): 1749888

約数和(自身を除く): 373667

約数列:

[1, 7, 11, 61, 77, 293, 427, 671, 2051, 3223, 4697, 17873, 22561, 125111, 196603, 1376221]

約数ペア:

[(1, 1376221), (7, 196603), (11, 125111), (61, 22561), (77, 17873), (293, 4697), (427, 3223), (671, 2051)]