13660221

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{5099}}^1$

素因数の和:5168

約数の個数: 16

約数和(自身を含む): 19584000

約数和(自身を除く): 5923779

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 5099, 15297, 96881, 239653, 290643, 718959, 4553407, 13660221]

約数ペア:

[(1, 13660221), (3, 4553407), (19, 718959), (47, 290643), (57, 239653), (141, 96881), (893, 15297), (2679, 5099)]