30811329

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2039}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 47099520

約数和(自身を除く): 16288191

約数列:

[1, 3, 9, 23, 69, 73, 207, 219, 657, 1679, 2039, 5037, 6117, 15111, 18351, 46897, 140691, 148847, 422073, 446541, 1339623, 3423481, 10270443, 30811329]

約数ペア:

[(1, 30811329), (3, 10270443), (9, 3423481), (23, 1339623), (69, 446541), (73, 422073), (207, 148847), (219, 140691), (657, 46897), (1679, 18351), (2039, 15111), (5037, 6117)]