7881255

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4073}}^1$

素因数の和:4127

約数の個数: 24

約数和(自身を含む): 13981968

約数和(自身を除く): 6100713

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 4073, 12219, 20365, 36657, 61095, 175139, 183285, 525417, 875695, 1576251, 2627085, 7881255]

約数ペア:

[(1, 7881255), (3, 2627085), (5, 1576251), (9, 875695), (15, 525417), (43, 183285), (45, 175139), (129, 61095), (215, 36657), (387, 20365), (645, 12219), (1935, 4073)]