213758538

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{108287}}^1$

素因数の和:108346

約数の個数: 32

約数和(自身を含む): 498991104

約数和(自身を除く): 285232566

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 94, 141, 282, 329, 658, 987, 1974, 108287, 216574, 324861, 649722, 758009, 1516018, 2274027, 4548054, 5089489, 10178978, 15268467, 30536934, 35626423, 71252846, 106879269, 213758538]

約数ペア:

[(1, 213758538), (2, 106879269), (3, 71252846), (6, 35626423), (7, 30536934), (14, 15268467), (21, 10178978), (42, 5089489), (47, 4548054), (94, 2274027), (141, 1516018), (282, 758009), (329, 649722), (658, 324861), (987, 216574), (1974, 108287)]