305804968

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{15647}}^1$

素因数の和:16009

約数の個数: 32

約数和(自身を含む): 657216000

約数和(自身を除く): 351411032

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 2443, 2792, 4886, 9772, 15647, 19544, 31294, 62588, 109529, 125176, 219058, 438116, 876232, 5460803, 10921606, 21843212, 38225621, 43686424, 76451242, 152902484, 305804968]

約数ペア:

[(1, 305804968), (2, 152902484), (4, 76451242), (7, 43686424), (8, 38225621), (14, 21843212), (28, 10921606), (56, 5460803), (349, 876232), (698, 438116), (1396, 219058), (2443, 125176), (2792, 109529), (4886, 62588), (9772, 31294), (15647, 19544)]