217601819

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1\times {\mathrm{773}}^1$

素因数の和:1390

約数の個数: 16

約数和(自身を含む): 239073120

約数和(自身を除く): 21471301

約数列:

[1, 17, 29, 493, 571, 773, 9707, 13141, 16559, 22417, 281503, 381089, 441383, 7503511, 12800107, 217601819]

約数ペア:

[(1, 217601819), (17, 12800107), (29, 7503511), (493, 441383), (571, 381089), (773, 281503), (9707, 22417), (13141, 16559)]