55782321

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{156253}}^1$

素因数の和:156280

約数の個数: 16

約数和(自身を含む): 90002304

約数和(自身を除く): 34219983

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 156253, 468759, 1093771, 2656301, 3281313, 7968903, 18594107, 55782321]

約数ペア:

[(1, 55782321), (3, 18594107), (7, 7968903), (17, 3281313), (21, 2656301), (51, 1093771), (119, 468759), (357, 156253)]