68429955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{647}}^1$

素因数の和:1307

約数の個数: 32

約数和(自身を含む): 119812608

約数和(自身を除く): 51382653

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 641, 647, 1923, 1941, 3205, 3235, 7051, 7117, 9615, 9705, 21153, 21351, 35255, 35585, 105765, 106755, 414727, 1244181, 2073635, 4561997, 6220905, 13685991, 22809985, 68429955]

約数ペア:

[(1, 68429955), (3, 22809985), (5, 13685991), (11, 6220905), (15, 4561997), (33, 2073635), (55, 1244181), (165, 414727), (641, 106755), (647, 105765), (1923, 35585), (1941, 35255), (3205, 21351), (3235, 21153), (7051, 9705), (7117, 9615)]