23221945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1\times {\mathrm{643}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 28933632

約数和(自身を除く): 5711687

約数列:

[1, 5, 31, 155, 233, 643, 1165, 3215, 7223, 19933, 36115, 99665, 149819, 749095, 4644389, 23221945]

約数ペア:

[(1, 23221945), (5, 4644389), (31, 749095), (155, 149819), (233, 99665), (643, 36115), (1165, 19933), (3215, 7223)]