1497335721

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1927073}}^1$

素因数の和:1927120

約数の個数: 16

約数和(自身を含む): 2343321984

約数和(自身を除く): 845986263

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 1927073, 5781219, 13489511, 40468533, 71301701, 213905103, 499111907, 1497335721]

約数ペア:

[(1, 1497335721), (3, 499111907), (7, 213905103), (21, 71301701), (37, 40468533), (111, 13489511), (259, 5781219), (777, 1927073)]