289488423

素因数分解:

$3^1\times 7^2\times {\mathrm{569}}^1\times {\mathrm{3461}}^1$

素因数の和:4047

約数の個数: 24

約数和(自身を含む): 449921520

約数和(自身を除く): 160433097

約数列:

[1, 3, 7, 21, 49, 147, 569, 1707, 3461, 3983, 10383, 11949, 24227, 27881, 72681, 83643, 169589, 508767, 1969309, 5907927, 13785163, 41355489, 96496141, 289488423]

約数ペア:

[(1, 289488423), (3, 96496141), (7, 41355489), (21, 13785163), (49, 5907927), (147, 1969309), (569, 508767), (1707, 169589), (3461, 83643), (3983, 72681), (10383, 27881), (11949, 24227)]