90621951

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{811}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 146861568

約数和(自身を除く): 56239617

約数列:

[1, 3, 7, 17, 21, 51, 119, 313, 357, 811, 939, 2191, 2433, 5321, 5677, 6573, 13787, 15963, 17031, 37247, 41361, 96509, 111741, 253843, 289527, 761529, 1776901, 4315331, 5330703, 12945993, 30207317, 90621951]

約数ペア:

[(1, 90621951), (3, 30207317), (7, 12945993), (17, 5330703), (21, 4315331), (51, 1776901), (119, 761529), (313, 289527), (357, 253843), (811, 111741), (939, 96509), (2191, 41361), (2433, 37247), (5321, 17031), (5677, 15963), (6573, 13787)]