318702987

素因数分解:

$3^2\times {\mathrm{67}}^1\times {\mathrm{727}}^2$

素因数の和:1527

約数の個数: 18

約数和(自身を含む): 467863188

約数和(自身を除く): 149160201

約数列:

[1, 3, 9, 67, 201, 603, 727, 2181, 6543, 48709, 146127, 438381, 528529, 1585587, 4756761, 35411443, 106234329, 318702987]

約数ペア:

[(1, 318702987), (3, 106234329), (9, 35411443), (67, 4756761), (201, 1585587), (603, 528529), (727, 438381), (2181, 146127), (6543, 48709)]