397715913

素因数分解:

$3^5\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3833}}^1$

素因数の和:3916

約数の個数: 48

約数和(自身を含む): 692205696

約数和(自身を除く): 294489783

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 81, 183, 189, 243, 427, 549, 567, 1281, 1647, 1701, 3833, 3843, 4941, 11499, 11529, 14823, 26831, 34497, 34587, 80493, 103491, 103761, 233813, 241479, 310473, 701439, 724437, 931419, 1636691, 2104317, 2173311, 4910073, 6312951, 6519933, 14730219, 18938853, 44190657, 56816559, 132571971, 397715913]

約数ペア:

[(1, 397715913), (3, 132571971), (7, 56816559), (9, 44190657), (21, 18938853), (27, 14730219), (61, 6519933), (63, 6312951), (81, 4910073), (183, 2173311), (189, 2104317), (243, 1636691), (427, 931419), (549, 724437), (567, 701439), (1281, 310473), (1647, 241479), (1701, 233813), (3833, 103761), (3843, 103491), (4941, 80493), (11499, 34587), (11529, 34497), (14823, 26831)]