247411554

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{3171943}}^1$

素因数の和:3171961

約数の個数: 16

約数和(自身を含む): 532886592

約数和(自身を除く): 285475038

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 3171943, 6343886, 9515829, 19031658, 41235259, 82470518, 123705777, 247411554]

約数ペア:

[(1, 247411554), (2, 123705777), (3, 82470518), (6, 41235259), (13, 19031658), (26, 9515829), (39, 6343886), (78, 3171943)]