13143805

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{647}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 16796160

約数和(自身を除く): 3652355

約数列:

[1, 5, 17, 85, 239, 647, 1195, 3235, 4063, 10999, 20315, 54995, 154633, 773165, 2628761, 13143805]

約数ペア:

[(1, 13143805), (5, 2628761), (17, 773165), (85, 154633), (239, 54995), (647, 20315), (1195, 10999), (3235, 4063)]