237823209

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11887}}^1$

素因数の和:11931

約数の個数: 40

約数和(自身を含む): 402765440

約数和(自身を除く): 164942231

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 81, 117, 171, 247, 351, 513, 741, 1053, 1539, 2223, 6669, 11887, 20007, 35661, 106983, 154531, 225853, 320949, 463593, 677559, 962847, 1390779, 2032677, 2936089, 4172337, 6098031, 8808267, 12517011, 18294093, 26424801, 79274403, 237823209]

約数ペア:

[(1, 237823209), (3, 79274403), (9, 26424801), (13, 18294093), (19, 12517011), (27, 8808267), (39, 6098031), (57, 4172337), (81, 2936089), (117, 2032677), (171, 1390779), (247, 962847), (351, 677559), (513, 463593), (741, 320949), (1053, 225853), (1539, 154531), (2223, 106983), (6669, 35661), (11887, 20007)]