2487121

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{181}}^1$

素因数の和:352

約数の個数: 16

約数和(自身を含む): 3098368

約数和(自身を除く): 611247

約数列:

[1, 7, 13, 91, 151, 181, 1057, 1267, 1963, 2353, 13741, 16471, 27331, 191317, 355303, 2487121]

約数ペア:

[(1, 2487121), (7, 355303), (13, 191317), (91, 27331), (151, 16471), (181, 13741), (1057, 2353), (1267, 1963)]