1318521

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{197}}^1$

素因数の和:320

約数の個数: 16

約数和(自身を含む): 1862784

約数和(自身を除く): 544263

約数列:

[1, 3, 23, 69, 97, 197, 291, 591, 2231, 4531, 6693, 13593, 19109, 57327, 439507, 1318521]

約数ペア:

[(1, 1318521), (3, 439507), (23, 57327), (69, 19109), (97, 13593), (197, 6693), (291, 4531), (591, 2231)]