23213781

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 34458840

約数和(自身を除く): 11245059

約数列:

[1, 3, 9, 73, 89, 219, 267, 397, 657, 801, 1191, 3573, 6497, 19491, 28981, 35333, 58473, 86943, 105999, 260829, 317997, 2579309, 7737927, 23213781]

約数ペア:

[(1, 23213781), (3, 7737927), (9, 2579309), (73, 317997), (89, 260829), (219, 105999), (267, 86943), (397, 58473), (657, 35333), (801, 28981), (1191, 19491), (3573, 6497)]