38890985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{401}}^1$

素因数の和:593

約数の個数: 32

約数和(自身を含む): 56961792

約数和(自身を除く): 18070807

約数列:

[1, 5, 7, 17, 35, 85, 119, 163, 401, 595, 815, 1141, 2005, 2771, 2807, 5705, 6817, 13855, 14035, 19397, 34085, 47719, 65363, 96985, 238595, 326815, 457541, 1111171, 2287705, 5555855, 7778197, 38890985]

約数ペア:

[(1, 38890985), (5, 7778197), (7, 5555855), (17, 2287705), (35, 1111171), (85, 457541), (119, 326815), (163, 238595), (401, 96985), (595, 65363), (815, 47719), (1141, 34085), (2005, 19397), (2771, 14035), (2807, 13855), (5705, 6817)]