71811579

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^2\times {\mathrm{919}}^1$

素因数の和:1051

約数の個数: 24

約数和(自身を含む): 111371520

約数和(自身を除く): 39559941

約数列:

[1, 3, 7, 21, 61, 183, 427, 919, 1281, 2757, 3721, 6433, 11163, 19299, 26047, 56059, 78141, 168177, 392413, 1177239, 3419599, 10258797, 23937193, 71811579]

約数ペア:

[(1, 71811579), (3, 23937193), (7, 10258797), (21, 3419599), (61, 1177239), (183, 392413), (427, 168177), (919, 78141), (1281, 56059), (2757, 26047), (3721, 19299), (6433, 11163)]