201059781

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1\times {\mathrm{347}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 294658560

約数和(自身を除く): 93598779

約数列:

[1, 3, 13, 39, 83, 179, 249, 347, 537, 1041, 1079, 2327, 3237, 4511, 6981, 13533, 14857, 28801, 44571, 62113, 86403, 186339, 193141, 374413, 579423, 807469, 1123239, 2422407, 5155379, 15466137, 67019927, 201059781]

約数ペア:

[(1, 201059781), (3, 67019927), (13, 15466137), (39, 5155379), (83, 2422407), (179, 1123239), (249, 807469), (347, 579423), (537, 374413), (1041, 193141), (1079, 186339), (2327, 86403), (3237, 62113), (4511, 44571), (6981, 28801), (13533, 14857)]