12685791

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{991}}^1$

素因数の和:1262

約数の個数: 16

約数和(自身を含む): 17998848

約数和(自身を除く): 5313057

約数列:

[1, 3, 17, 51, 251, 753, 991, 2973, 4267, 12801, 16847, 50541, 248741, 746223, 4228597, 12685791]

約数ペア:

[(1, 12685791), (3, 4228597), (17, 746223), (51, 248741), (251, 50541), (753, 16847), (991, 12801), (2973, 4267)]