28885818

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{467}}^1$

素因数の和:559

約数の個数: 48

約数和(自身を含む): 63719136

約数和(自身を除く): 34833318

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 78, 122, 169, 183, 338, 366, 467, 507, 793, 934, 1014, 1401, 1586, 2379, 2802, 4758, 6071, 10309, 12142, 18213, 20618, 28487, 30927, 36426, 56974, 61854, 78923, 85461, 157846, 170922, 236769, 370331, 473538, 740662, 1110993, 2221986, 4814303, 9628606, 14442909, 28885818]

約数ペア:

[(1, 28885818), (2, 14442909), (3, 9628606), (6, 4814303), (13, 2221986), (26, 1110993), (39, 740662), (61, 473538), (78, 370331), (122, 236769), (169, 170922), (183, 157846), (338, 85461), (366, 78923), (467, 61854), (507, 56974), (793, 36426), (934, 30927), (1014, 28487), (1401, 20618), (1586, 18213), (2379, 12142), (2802, 10309), (4758, 6071)]