209564268

素因数分解:

$2^2\times 3^1\times {\mathrm{431}}^1\times {\mathrm{40519}}^1$

素因数の和:40957

約数の個数: 24

約数和(自身を含む): 490129920

約数和(自身を除く): 280565652

約数列:

[1, 2, 3, 4, 6, 12, 431, 862, 1293, 1724, 2586, 5172, 40519, 81038, 121557, 162076, 243114, 486228, 17463689, 34927378, 52391067, 69854756, 104782134, 209564268]

約数ペア:

[(1, 209564268), (2, 104782134), (3, 69854756), (4, 52391067), (6, 34927378), (12, 17463689), (431, 486228), (862, 243114), (1293, 162076), (1724, 121557), (2586, 81038), (5172, 40519)]