17957943

素因数分解:

$3^5\times {\mathrm{67}}^1\times {\mathrm{1103}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 27326208

約数和(自身を除く): 9368265

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 603, 1103, 1809, 3309, 5427, 9927, 16281, 29781, 73901, 89343, 221703, 268029, 665109, 1995327, 5985981, 17957943]

約数ペア:

[(1, 17957943), (3, 5985981), (9, 1995327), (27, 665109), (67, 268029), (81, 221703), (201, 89343), (243, 73901), (603, 29781), (1103, 16281), (1809, 9927), (3309, 5427)]