248833905

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{1217}}^1$

素因数の和:1585

約数の個数: 32

約数和(自身を含む): 409014144

約数和(自身を除く): 160180239

約数列:

[1, 3, 5, 15, 43, 129, 215, 317, 645, 951, 1217, 1585, 3651, 4755, 6085, 13631, 18255, 40893, 52331, 68155, 156993, 204465, 261655, 385789, 784965, 1157367, 1928945, 5786835, 16588927, 49766781, 82944635, 248833905]

約数ペア:

[(1, 248833905), (3, 82944635), (5, 49766781), (15, 16588927), (43, 5786835), (129, 1928945), (215, 1157367), (317, 784965), (645, 385789), (951, 261655), (1217, 204465), (1585, 156993), (3651, 68155), (4755, 52331), (6085, 40893), (13631, 18255)]