12694221

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1$

素因数の和:473

約数の個数: 24

約数和(自身を含む): 19109376

約数和(自身を除く): 6415155

約数列:

[1, 3, 9, 31, 93, 173, 263, 279, 519, 789, 1557, 2367, 5363, 8153, 16089, 24459, 45499, 48267, 73377, 136497, 409491, 1410469, 4231407, 12694221]

約数ペア:

[(1, 12694221), (3, 4231407), (9, 1410469), (31, 409491), (93, 136497), (173, 73377), (263, 48267), (279, 45499), (519, 24459), (789, 16089), (1557, 8153), (2367, 5363)]