81978822

素因数分解:

$2^1\times 3^2\times {\mathrm{1889}}^1\times {\mathrm{2411}}^1$

素因数の和:4308

約数の個数: 24

約数和(自身を含む): 177788520

約数和(自身を除く): 95809698

約数列:

[1, 2, 3, 6, 9, 18, 1889, 2411, 3778, 4822, 5667, 7233, 11334, 14466, 17001, 21699, 34002, 43398, 4554379, 9108758, 13663137, 27326274, 40989411, 81978822]

約数ペア:

[(1, 81978822), (2, 40989411), (3, 27326274), (6, 13663137), (9, 9108758), (18, 4554379), (1889, 43398), (2411, 34002), (3778, 21699), (4822, 17001), (5667, 14466), (7233, 11334)]