404289938

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{142657}}^1$

素因数の和:142781

約数の個数: 16

約数和(自身を含む): 659079960

約数和(自身を除く): 254790022

約数列:

[1, 2, 13, 26, 109, 218, 1417, 2834, 142657, 285314, 1854541, 3709082, 15549613, 31099226, 202144969, 404289938]

約数ペア:

[(1, 404289938), (2, 202144969), (13, 31099226), (26, 15549613), (109, 3709082), (218, 1854541), (1417, 285314), (2834, 142657)]