217700210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{239231}}^1$

素因数の和:239258

約数の個数: 32

約数和(自身を含む): 482291712

約数和(自身を除く): 264591502

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 239231, 478462, 1196155, 1674617, 2392310, 3110003, 3349234, 6220006, 8373085, 15550015, 16746170, 21770021, 31100030, 43540042, 108850105, 217700210]

約数ペア:

[(1, 217700210), (2, 108850105), (5, 43540042), (7, 31100030), (10, 21770021), (13, 16746170), (14, 15550015), (26, 8373085), (35, 6220006), (65, 3349234), (70, 3110003), (91, 2392310), (130, 1674617), (182, 1196155), (455, 478462), (910, 239231)]