30255771

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{307}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 52571904

約数和(自身を除く): 22316133

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 307, 361, 399, 741, 921, 1083, 1729, 2149, 2527, 3991, 4693, 5187, 5833, 6447, 7581, 11973, 14079, 17499, 27937, 32851, 40831, 75829, 83811, 98553, 110827, 122493, 227487, 332481, 530803, 775789, 1440751, 1592409, 2327367, 4322253, 10085257, 30255771]

約数ペア:

[(1, 30255771), (3, 10085257), (7, 4322253), (13, 2327367), (19, 1592409), (21, 1440751), (39, 775789), (57, 530803), (91, 332481), (133, 227487), (247, 122493), (273, 110827), (307, 98553), (361, 83811), (399, 75829), (741, 40831), (921, 32851), (1083, 27937), (1729, 17499), (2149, 14079), (2527, 11973), (3991, 7581), (4693, 6447), (5187, 5833)]