390054171

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{25579}}^1$

素因数の和:25635

約数の個数: 32

約数和(自身を含む): 618831360

約数和(自身を除く): 228777189

約数列:

[1, 3, 13, 17, 23, 39, 51, 69, 221, 299, 391, 663, 897, 1173, 5083, 15249, 25579, 76737, 332527, 434843, 588317, 997581, 1304529, 1764951, 5652959, 7648121, 10001389, 16958877, 22944363, 30004167, 130018057, 390054171]

約数ペア:

[(1, 390054171), (3, 130018057), (13, 30004167), (17, 22944363), (23, 16958877), (39, 10001389), (51, 7648121), (69, 5652959), (221, 1764951), (299, 1304529), (391, 997581), (663, 588317), (897, 434843), (1173, 332527), (5083, 76737), (15249, 25579)]