31386423

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{397}}^1$

素因数の和:511

約数の個数: 24

約数和(自身を含む): 44884848

約数和(自身を除く): 13498425

約数列:

[1, 3, 19, 57, 73, 219, 361, 397, 1083, 1191, 1387, 4161, 7543, 22629, 26353, 28981, 79059, 86943, 143317, 429951, 550639, 1651917, 10462141, 31386423]

約数ペア:

[(1, 31386423), (3, 10462141), (19, 1651917), (57, 550639), (73, 429951), (219, 143317), (361, 86943), (397, 79059), (1083, 28981), (1191, 26353), (1387, 22629), (4161, 7543)]