71297865

素因数分解:

$3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4073}}^1$

素因数の和:4473

約数の個数: 24

約数和(自身を含む): 123931080

約数和(自身を除く): 52633215

約数列:

[1, 3, 5, 9, 15, 45, 389, 1167, 1945, 3501, 4073, 5835, 12219, 17505, 20365, 36657, 61095, 183285, 1584397, 4753191, 7921985, 14259573, 23765955, 71297865]

約数ペア:

[(1, 71297865), (3, 23765955), (5, 14259573), (9, 7921985), (15, 4753191), (45, 1584397), (389, 183285), (1167, 61095), (1945, 36657), (3501, 20365), (4073, 17505), (5835, 12219)]