215529609

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1\times {\mathrm{2579}}^1$

素因数の和:2984

約数の個数: 16

約数和(自身を含む): 291643200

約数和(自身を除く): 76113591

約数列:

[1, 3, 89, 267, 313, 939, 2579, 7737, 27857, 83571, 229531, 688593, 807227, 2421681, 71843203, 215529609]

約数ペア:

[(1, 215529609), (3, 71843203), (89, 2421681), (267, 807227), (313, 688593), (939, 229531), (2579, 83571), (7737, 27857)]