1291230261

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{439}}^1\times {\mathrm{2657}}^1$

素因数の和:3146

約数の個数: 32

約数和(自身を含む): 1964793600

約数和(自身を除く): 673563339

約数列:

[1, 3, 9, 27, 41, 123, 369, 439, 1107, 1317, 2657, 3951, 7971, 11853, 17999, 23913, 53997, 71739, 108937, 161991, 326811, 485973, 980433, 1166423, 2941299, 3499269, 10497807, 31493421, 47823343, 143470029, 430410087, 1291230261]

約数ペア:

[(1, 1291230261), (3, 430410087), (9, 143470029), (27, 47823343), (41, 31493421), (123, 10497807), (369, 3499269), (439, 2941299), (1107, 1166423), (1317, 980433), (2657, 485973), (3951, 326811), (7971, 161991), (11853, 108937), (17999, 71739), (23913, 53997)]