2080731639

素因数分解:

$3^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{87917}}^1$

素因数の和:87964

約数の個数: 32

約数和(自身を含む): 3376051200

約数和(自身を除く): 1295319561

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 483, 1029, 1127, 3381, 7889, 23667, 87917, 263751, 615419, 1846257, 2022091, 4307933, 6066273, 12923799, 14154637, 30155531, 42463911, 90466593, 99082459, 297247377, 693577213, 2080731639]

約数ペア:

[(1, 2080731639), (3, 693577213), (7, 297247377), (21, 99082459), (23, 90466593), (49, 42463911), (69, 30155531), (147, 14154637), (161, 12923799), (343, 6066273), (483, 4307933), (1029, 2022091), (1127, 1846257), (3381, 615419), (7889, 263751), (23667, 87917)]