13680171

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{2963}}^1$

素因数の和:2997

約数の個数: 24

約数和(自身を含む): 21577920

約数和(自身を除く): 7897749

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 2963, 4617, 8889, 26667, 56297, 80001, 168891, 240003, 506673, 720009, 1520019, 4560057, 13680171]

約数ペア:

[(1, 13680171), (3, 4560057), (9, 1520019), (19, 720009), (27, 506673), (57, 240003), (81, 168891), (171, 80001), (243, 56297), (513, 26667), (1539, 8889), (2963, 4617)]