1478907521

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{706597}}^1$

素因数の和:706640

約数の個数: 16

約数和(自身を含む): 1899335424

約数和(自身を除く): 420427903

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 706597, 4946179, 9185761, 16251731, 64300327, 113762117, 211272503, 1478907521]

約数ペア:

[(1, 1478907521), (7, 211272503), (13, 113762117), (23, 64300327), (91, 16251731), (161, 9185761), (299, 4946179), (2093, 706597)]