398183715

素因数分解:

$3^3\times 5^1\times {\mathrm{2949509}}^1$

素因数の和:2949523

約数の個数: 16

約数和(自身を含む): 707882400

約数和(自身を除く): 309698685

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 2949509, 8848527, 14747545, 26545581, 44242635, 79636743, 132727905, 398183715]

約数ペア:

[(1, 398183715), (3, 132727905), (5, 79636743), (9, 44242635), (15, 26545581), (27, 14747545), (45, 8848527), (135, 2949509)]