664272918

素因数分解:

$2^1\times 3^2\times {\mathrm{491}}^1\times {\mathrm{75161}}^1$

素因数の和:75660

約数の個数: 24

約数和(自身を含む): 1442208456

約数和(自身を除く): 777935538

約数列:

[1, 2, 3, 6, 9, 18, 491, 982, 1473, 2946, 4419, 8838, 75161, 150322, 225483, 450966, 676449, 1352898, 36904051, 73808102, 110712153, 221424306, 332136459, 664272918]

約数ペア:

[(1, 664272918), (2, 332136459), (3, 221424306), (6, 110712153), (9, 73808102), (18, 36904051), (491, 1352898), (982, 676449), (1473, 450966), (2946, 225483), (4419, 150322), (8838, 75161)]