221608812

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{132859}}^1$

素因数の和:133005

約数の個数: 24

約数和(自身を含む): 520811200

約数和(自身を除く): 299202388

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 132859, 265718, 398577, 531436, 797154, 1594308, 18467401, 36934802, 55402203, 73869604, 110804406, 221608812]

約数ペア:

[(1, 221608812), (2, 110804406), (3, 73869604), (4, 55402203), (6, 36934802), (12, 18467401), (139, 1594308), (278, 797154), (417, 531436), (556, 398577), (834, 265718), (1668, 132859)]