315638278

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1\times {\mathrm{13001}}^1$

素因数の和:13263

約数の個数: 16

約数和(自身を含む): 483674400

約数和(自身を除く): 168036122

約数列:

[1, 2, 61, 122, 199, 398, 12139, 13001, 24278, 26002, 793061, 1586122, 2587199, 5174398, 157819139, 315638278]

約数ペア:

[(1, 315638278), (2, 157819139), (61, 5174398), (122, 2587199), (199, 1586122), (398, 793061), (12139, 26002), (13001, 24278)]