531257818

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{126913}}^1$

素因数の和:126958

約数の個数: 32

約数和(自身を含む): 1023434496

約数和(自身を除く): 492176678

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 91, 161, 182, 299, 322, 598, 2093, 4186, 126913, 253826, 888391, 1649869, 1776782, 2918999, 3299738, 5837998, 11549083, 20432993, 23098166, 37946987, 40865986, 75893974, 265628909, 531257818]

約数ペア:

[(1, 531257818), (2, 265628909), (7, 75893974), (13, 40865986), (14, 37946987), (23, 23098166), (26, 20432993), (46, 11549083), (91, 5837998), (161, 3299738), (182, 2918999), (299, 1776782), (322, 1649869), (598, 888391), (2093, 253826), (4186, 126913)]