85142709

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 133545984

約数和(自身を除く): 48403275

約数列:

[1, 3, 9, 31, 43, 47, 93, 129, 141, 151, 279, 387, 423, 453, 1333, 1359, 1457, 2021, 3999, 4371, 4681, 6063, 6493, 7097, 11997, 13113, 14043, 18189, 19479, 21291, 42129, 58437, 62651, 63873, 187953, 201283, 220007, 305171, 563859, 603849, 660021, 915513, 1811547, 1980063, 2746539, 9460301, 28380903, 85142709]

約数ペア:

[(1, 85142709), (3, 28380903), (9, 9460301), (31, 2746539), (43, 1980063), (47, 1811547), (93, 915513), (129, 660021), (141, 603849), (151, 563859), (279, 305171), (387, 220007), (423, 201283), (453, 187953), (1333, 63873), (1359, 62651), (1457, 58437), (2021, 42129), (3999, 21291), (4371, 19479), (4681, 18189), (6063, 14043), (6493, 13113), (7097, 11997)]