138174915

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2551}}^1$

素因数の和:2739

約数の個数: 32

約数和(自身を含む): 232252416

約数和(自身を除く): 94077501

約数列:

[1, 3, 5, 15, 23, 69, 115, 157, 345, 471, 785, 2355, 2551, 3611, 7653, 10833, 12755, 18055, 38265, 54165, 58673, 176019, 293365, 400507, 880095, 1201521, 2002535, 6007605, 9211661, 27634983, 46058305, 138174915]

約数ペア:

[(1, 138174915), (3, 46058305), (5, 27634983), (15, 9211661), (23, 6007605), (69, 2002535), (115, 1201521), (157, 880095), (345, 400507), (471, 293365), (785, 176019), (2355, 58673), (2551, 54165), (3611, 38265), (7653, 18055), (10833, 12755)]