81126198

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{21773}}^1$

素因数の和:21810

約数の個数: 40

約数和(自身を含む): 189695088

約数和(自身を除く): 108568890

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 414, 621, 1242, 1863, 3726, 21773, 43546, 65319, 130638, 195957, 391914, 500779, 587871, 1001558, 1175742, 1502337, 1763613, 3004674, 3527226, 4507011, 9014022, 13521033, 27042066, 40563099, 81126198]

約数ペア:

[(1, 81126198), (2, 40563099), (3, 27042066), (6, 13521033), (9, 9014022), (18, 4507011), (23, 3527226), (27, 3004674), (46, 1763613), (54, 1502337), (69, 1175742), (81, 1001558), (138, 587871), (162, 500779), (207, 391914), (414, 195957), (621, 130638), (1242, 65319), (1863, 43546), (3726, 21773)]