239493215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{41399}}^1$

素因数の和:41506

約数の個数: 16

約数和(自身を含む): 312984000

約数和(自身を除く): 73490785

約数列:

[1, 5, 13, 65, 89, 445, 1157, 5785, 41399, 206995, 538187, 2690935, 3684511, 18422555, 47898643, 239493215]

約数ペア:

[(1, 239493215), (5, 47898643), (13, 18422555), (65, 3684511), (89, 2690935), (445, 538187), (1157, 206995), (5785, 41399)]