409016871

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 629411328

約数和(自身を除く): 220394457

約数列:

[1, 3, 9, 27, 71, 81, 151, 157, 213, 243, 453, 471, 639, 1359, 1413, 1917, 4077, 4239, 5751, 10721, 11147, 12231, 12717, 17253, 23707, 32163, 33441, 36693, 38151, 71121, 96489, 100323, 213363, 289467, 300969, 640089, 868401, 902907, 1683197, 1920267, 2605203, 2708721, 5049591, 5760801, 15148773, 45446319, 136338957, 409016871]

約数ペア:

[(1, 409016871), (3, 136338957), (9, 45446319), (27, 15148773), (71, 5760801), (81, 5049591), (151, 2708721), (157, 2605203), (213, 1920267), (243, 1683197), (453, 902907), (471, 868401), (639, 640089), (1359, 300969), (1413, 289467), (1917, 213363), (4077, 100323), (4239, 96489), (5751, 71121), (10721, 38151), (11147, 36693), (12231, 33441), (12717, 32163), (17253, 23707)]