31315115

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15590

約数の個数: 16

約数和(自身を含む): 41776896

約数和(自身を除く): 10461781

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 15541, 77705, 202033, 481771, 1010165, 2408855, 6263023, 31315115]

約数ペア:

[(1, 31315115), (5, 6263023), (13, 2408855), (31, 1010165), (65, 481771), (155, 202033), (403, 77705), (2015, 15541)]