190054781

素因数分解:

$7^2\times {\mathrm{17}}^2\times {\mathrm{13421}}^1$

素因数の和:13469

約数の個数: 18

約数和(自身を含む): 234871578

約数和(自身を除く): 44816797

約数列:

[1, 7, 17, 49, 119, 289, 833, 2023, 13421, 14161, 93947, 228157, 657629, 1597099, 3878669, 11179693, 27150683, 190054781]

約数ペア:

[(1, 190054781), (7, 27150683), (17, 11179693), (49, 3878669), (119, 1597099), (289, 657629), (833, 228157), (2023, 93947), (13421, 14161)]