1518321

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4253}}^1$

素因数の和:4280

約数の個数: 16

約数和(自身を含む): 2450304

約数和(自身を除く): 931983

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 4253, 12759, 29771, 72301, 89313, 216903, 506107, 1518321]

約数ペア:

[(1, 1518321), (3, 506107), (7, 216903), (17, 89313), (21, 72301), (51, 29771), (119, 12759), (357, 4253)]