61771983

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{11909}}^1$

素因数の和:11951

約数の個数: 32

約数和(自身を含む): 106713600

約数和(自身を除く): 44941617

約数列:

[1, 3, 7, 13, 19, 21, 39, 57, 91, 133, 247, 273, 399, 741, 1729, 5187, 11909, 35727, 83363, 154817, 226271, 250089, 464451, 678813, 1083719, 1583897, 2941523, 3251157, 4751691, 8824569, 20590661, 61771983]

約数ペア:

[(1, 61771983), (3, 20590661), (7, 8824569), (13, 4751691), (19, 3251157), (21, 2941523), (39, 1583897), (57, 1083719), (91, 678813), (133, 464451), (247, 250089), (273, 226271), (399, 154817), (741, 83363), (1729, 35727), (5187, 11909)]