81305271

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{2341}}^1$

素因数の和:2591

約数の個数: 24

約数和(自身を含む): 124950384

約数和(自身を除く): 43645113

約数列:

[1, 3, 9, 17, 51, 153, 227, 681, 2043, 2341, 3859, 7023, 11577, 21069, 34731, 39797, 119391, 358173, 531407, 1594221, 4782663, 9033919, 27101757, 81305271]

約数ペア:

[(1, 81305271), (3, 27101757), (9, 9033919), (17, 4782663), (51, 1594221), (153, 531407), (227, 358173), (681, 119391), (2043, 39797), (2341, 34731), (3859, 21069), (7023, 11577)]