255625601

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 48

約数和(自身を含む): 346104000

約数和(自身を除く): 90478399

約数列:

[1, 7, 11, 19, 49, 77, 109, 133, 209, 229, 539, 763, 931, 1199, 1463, 1603, 2071, 2519, 4351, 5341, 8393, 10241, 11221, 14497, 17633, 22781, 24961, 30457, 47861, 58751, 101479, 123431, 159467, 174727, 213199, 274571, 335027, 474259, 1116269, 1223089, 1921997, 2345189, 3319813, 5216849, 13453979, 23238691, 36517943, 255625601]

約数ペア:

[(1, 255625601), (7, 36517943), (11, 23238691), (19, 13453979), (49, 5216849), (77, 3319813), (109, 2345189), (133, 1921997), (209, 1223089), (229, 1116269), (539, 474259), (763, 335027), (931, 274571), (1199, 213199), (1463, 174727), (1603, 159467), (2071, 123431), (2519, 101479), (4351, 58751), (5341, 47861), (8393, 30457), (10241, 24961), (11221, 22781), (14497, 17633)]