51211230

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{243863}}^1$

素因数の和:243880

約数の個数: 32

約数和(自身を含む): 140465664

約数和(自身を除く): 89254434

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 243863, 487726, 731589, 1219315, 1463178, 1707041, 2438630, 3414082, 3657945, 5121123, 7315890, 8535205, 10242246, 17070410, 25605615, 51211230]

約数ペア:

[(1, 51211230), (2, 25605615), (3, 17070410), (5, 10242246), (6, 8535205), (7, 7315890), (10, 5121123), (14, 3657945), (15, 3414082), (21, 2438630), (30, 1707041), (35, 1463178), (42, 1219315), (70, 731589), (105, 487726), (210, 243863)]