13980065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{1619}}^1$

素因数の和:1792

約数の個数: 16

約数和(自身を含む): 18429120

約数和(自身を除く): 4449055

約数列:

[1, 5, 11, 55, 157, 785, 1619, 1727, 8095, 8635, 17809, 89045, 254183, 1270915, 2796013, 13980065]

約数ペア:

[(1, 13980065), (5, 2796013), (11, 1270915), (55, 254183), (157, 89045), (785, 17809), (1619, 8635), (1727, 8095)]