123020905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{152821}}^1$

素因数の和:152856

約数の個数: 16

約数和(自身を含む): 176050944

約数和(自身を除く): 53030039

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 152821, 764105, 1069747, 3514883, 5348735, 17574415, 24604181, 123020905]

約数ペア:

[(1, 123020905), (5, 24604181), (7, 17574415), (23, 5348735), (35, 3514883), (115, 1069747), (161, 764105), (805, 152821)]