213019254

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{563543}}^1$

素因数の和:563561

約数の個数: 32

約数和(自身を含む): 541002240

約数和(自身を除く): 327982986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 563543, 1127086, 1690629, 3381258, 3944801, 5071887, 7889602, 10143774, 11834403, 15215661, 23668806, 30431322, 35503209, 71006418, 106509627, 213019254]

約数ペア:

[(1, 213019254), (2, 106509627), (3, 71006418), (6, 35503209), (7, 30431322), (9, 23668806), (14, 15215661), (18, 11834403), (21, 10143774), (27, 7889602), (42, 5071887), (54, 3944801), (63, 3381258), (126, 1690629), (189, 1127086), (378, 563543)]