871337985

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{63347}}^1$

素因数の和:63493

約数の個数: 32

約数和(自身を含む): 1605491712

約数和(自身を除く): 734153727

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 131, 393, 655, 917, 1965, 2751, 4585, 13755, 63347, 190041, 316735, 443429, 950205, 1330287, 2217145, 6651435, 8298457, 24895371, 41492285, 58089199, 124476855, 174267597, 290445995, 871337985]

約数ペア:

[(1, 871337985), (3, 290445995), (5, 174267597), (7, 124476855), (15, 58089199), (21, 41492285), (35, 24895371), (105, 8298457), (131, 6651435), (393, 2217145), (655, 1330287), (917, 950205), (1965, 443429), (2751, 316735), (4585, 190041), (13755, 63347)]