247147004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1103}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 484700160

約数和(自身を除く): 237553156

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 124, 139, 278, 403, 556, 806, 1103, 1612, 1807, 2206, 3614, 4309, 4412, 7228, 8618, 14339, 17236, 28678, 34193, 56017, 57356, 68386, 112034, 136772, 153317, 224068, 306634, 444509, 613268, 889018, 1778036, 1993121, 3986242, 4752827, 7972484, 9505654, 19011308, 61786751, 123573502, 247147004]

約数ペア:

[(1, 247147004), (2, 123573502), (4, 61786751), (13, 19011308), (26, 9505654), (31, 7972484), (52, 4752827), (62, 3986242), (124, 1993121), (139, 1778036), (278, 889018), (403, 613268), (556, 444509), (806, 306634), (1103, 224068), (1612, 153317), (1807, 136772), (2206, 112034), (3614, 68386), (4309, 57356), (4412, 56017), (7228, 34193), (8618, 28678), (14339, 17236)]