90580021

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{8419}}^1$

素因数の和:8508

約数の個数: 16

約数和(自身を含む): 109123200

約数和(自身を除く): 18543179

約数列:

[1, 7, 29, 53, 203, 371, 1537, 8419, 10759, 58933, 244151, 446207, 1709057, 3123449, 12940003, 90580021]

約数ペア:

[(1, 90580021), (7, 12940003), (29, 3123449), (53, 1709057), (203, 446207), (371, 244151), (1537, 58933), (8419, 10759)]