42078995

素因数分解:

$5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{10103}}^1$

素因数の和:10139

約数の個数: 24

約数和(自身を含む): 62200224

約数和(自身を除く): 20121229

約数列:

[1, 5, 7, 17, 35, 49, 85, 119, 245, 595, 833, 4165, 10103, 50515, 70721, 171751, 353605, 495047, 858755, 1202257, 2475235, 6011285, 8415799, 42078995]

約数ペア:

[(1, 42078995), (5, 8415799), (7, 6011285), (17, 2475235), (35, 1202257), (49, 858755), (85, 495047), (119, 353605), (245, 171751), (595, 70721), (833, 50515), (4165, 10103)]