47820745

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 69984000

約数和(自身を除く): 22163255

約数列:

[1, 5, 7, 17, 35, 85, 119, 179, 449, 595, 895, 1253, 2245, 3043, 3143, 6265, 7633, 15215, 15715, 21301, 38165, 53431, 80371, 106505, 267155, 401855, 562597, 1366307, 2812985, 6831535, 9564149, 47820745]

約数ペア:

[(1, 47820745), (5, 9564149), (7, 6831535), (17, 2812985), (35, 1366307), (85, 562597), (119, 401855), (179, 267155), (449, 106505), (595, 80371), (895, 53431), (1253, 38165), (2245, 21301), (3043, 15715), (3143, 15215), (6265, 7633)]