180656802

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{141359}}^1$

素因数の和:141438

約数の個数: 24

約数和(自身を含む): 396938880

約数和(自身を除く): 216282078

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 141359, 282718, 424077, 848154, 1272231, 2544462, 10036489, 20072978, 30109467, 60218934, 90328401, 180656802]

約数ペア:

[(1, 180656802), (2, 90328401), (3, 60218934), (6, 30109467), (9, 20072978), (18, 10036489), (71, 2544462), (142, 1272231), (213, 848154), (426, 424077), (639, 282718), (1278, 141359)]