420436215

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{90709}}^1$

素因数の和:90823

約数の個数: 24

約数和(自身を含む): 735839520

約数和(自身を除く): 315403305

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 90709, 272127, 453545, 816381, 1360635, 4081905, 9343027, 28029081, 46715135, 84087243, 140145405, 420436215]

約数ペア:

[(1, 420436215), (3, 140145405), (5, 84087243), (9, 46715135), (15, 28029081), (45, 9343027), (103, 4081905), (309, 1360635), (515, 816381), (927, 453545), (1545, 272127), (4635, 90709)]