16690479

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{809}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 25084080

約数和(自身を除く): 8393601

約数列:

[1, 3, 13, 23, 39, 69, 299, 529, 809, 897, 1587, 2427, 6877, 10517, 18607, 20631, 31551, 55821, 241891, 427961, 725673, 1283883, 5563493, 16690479]

約数ペア:

[(1, 16690479), (3, 5563493), (13, 1283883), (23, 725673), (39, 427961), (69, 241891), (299, 55821), (529, 31551), (809, 20631), (897, 18607), (1587, 10517), (2427, 6877)]