187222077

素因数分解:

$3^3\times 7^1\times {\mathrm{990593}}^1$

素因数の和:990609

約数の個数: 16

約数和(自身を含む): 316990080

約数和(自身を除く): 129768003

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 990593, 2971779, 6934151, 8915337, 20802453, 26746011, 62407359, 187222077]

約数ペア:

[(1, 187222077), (3, 62407359), (7, 26746011), (9, 20802453), (21, 8915337), (27, 6934151), (63, 2971779), (189, 990593)]