72720584

素因数分解:

$2^3\times {\mathrm{1993}}^1\times {\mathrm{4561}}^1$

素因数の和:6560

約数の個数: 16

約数和(自身を含む): 136449420

約数和(自身を除く): 63728836

約数列:

[1, 2, 4, 8, 1993, 3986, 4561, 7972, 9122, 15944, 18244, 36488, 9090073, 18180146, 36360292, 72720584]

約数ペア:

[(1, 72720584), (2, 36360292), (4, 18180146), (8, 9090073), (1993, 36488), (3986, 18244), (4561, 15944), (7972, 9122)]