123979446

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2309}}^1$

素因数の和:2493

約数の個数: 48

約数和(自身を含む): 284684400

約数和(自身を除く): 160704954

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 157, 171, 314, 342, 471, 942, 1413, 2309, 2826, 2983, 4618, 5966, 6927, 8949, 13854, 17898, 20781, 26847, 41562, 43871, 53694, 87742, 131613, 263226, 362513, 394839, 725026, 789678, 1087539, 2175078, 3262617, 6525234, 6887747, 13775494, 20663241, 41326482, 61989723, 123979446]

約数ペア:

[(1, 123979446), (2, 61989723), (3, 41326482), (6, 20663241), (9, 13775494), (18, 6887747), (19, 6525234), (38, 3262617), (57, 2175078), (114, 1087539), (157, 789678), (171, 725026), (314, 394839), (342, 362513), (471, 263226), (942, 131613), (1413, 87742), (2309, 53694), (2826, 43871), (2983, 41562), (4618, 26847), (5966, 20781), (6927, 17898), (8949, 13854)]