4038345

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2087}}^1$

素因数の和:2141

約数の個数: 24

約数和(自身を含む): 7166016

約数和(自身を除く): 3127671

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 2087, 6261, 10435, 18783, 31305, 89741, 93915, 269223, 448705, 807669, 1346115, 4038345]

約数ペア:

[(1, 4038345), (3, 1346115), (5, 807669), (9, 448705), (15, 269223), (43, 93915), (45, 89741), (129, 31305), (215, 18783), (387, 10435), (645, 6261), (1935, 2087)]