199989495

素因数分解:

$3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{23027}}^1$

素因数の和:23231

約数の個数: 24

約数和(自身を含む): 348459696

約数和(自身を除く): 148470201

約数列:

[1, 3, 5, 9, 15, 45, 193, 579, 965, 1737, 2895, 8685, 23027, 69081, 115135, 207243, 345405, 1036215, 4444211, 13332633, 22221055, 39997899, 66663165, 199989495]

約数ペア:

[(1, 199989495), (3, 66663165), (5, 39997899), (9, 22221055), (15, 13332633), (45, 4444211), (193, 1036215), (579, 345405), (965, 207243), (1737, 115135), (2895, 69081), (8685, 23027)]