42728005

素因数分解:

$5^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 52191360

約数和(自身を除く): 9463355

約数列:

[1, 5, 103, 163, 509, 515, 815, 2545, 16789, 52427, 82967, 83945, 262135, 414835, 8545601, 42728005]

約数ペア:

[(1, 42728005), (5, 8545601), (103, 414835), (163, 262135), (509, 83945), (515, 82967), (815, 52427), (2545, 16789)]