15994006

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:388

約数の個数: 32

約数和(自身を含む): 28385280

約数和(自身を除く): 12391274

約数列:

[1, 2, 7, 14, 47, 94, 109, 218, 223, 329, 446, 658, 763, 1526, 1561, 3122, 5123, 10246, 10481, 20962, 24307, 35861, 48614, 71722, 73367, 146734, 170149, 340298, 1142429, 2284858, 7997003, 15994006]

約数ペア:

[(1, 15994006), (2, 7997003), (7, 2284858), (14, 1142429), (47, 340298), (94, 170149), (109, 146734), (218, 73367), (223, 71722), (329, 48614), (446, 35861), (658, 24307), (763, 20962), (1526, 10481), (1561, 10246), (3122, 5123)]