201209427

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{1409}}^1$

素因数の和:1505

約数の個数: 40

約数和(自身を含む): 315287280

約数和(自身を除く): 114077853

約数列:

[1, 3, 9, 27, 41, 43, 81, 123, 129, 369, 387, 1107, 1161, 1409, 1763, 3321, 3483, 4227, 5289, 12681, 15867, 38043, 47601, 57769, 60587, 114129, 142803, 173307, 181761, 519921, 545283, 1559763, 1635849, 2484067, 4679289, 4907547, 7452201, 22356603, 67069809, 201209427]

約数ペア:

[(1, 201209427), (3, 67069809), (9, 22356603), (27, 7452201), (41, 4907547), (43, 4679289), (81, 2484067), (123, 1635849), (129, 1559763), (369, 545283), (387, 519921), (1107, 181761), (1161, 173307), (1409, 142803), (1763, 114129), (3321, 60587), (3483, 57769), (4227, 47601), (5289, 38043), (12681, 15867)]