142712871

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{853}}^1$

素因数の和:1151

約数の個数: 32

約数和(自身を含む): 225619968

約数和(自身を除く): 82907097

約数列:

[1, 3, 7, 21, 31, 93, 217, 257, 651, 771, 853, 1799, 2559, 5397, 5971, 7967, 17913, 23901, 26443, 55769, 79329, 167307, 185101, 219221, 555303, 657663, 1534547, 4603641, 6795851, 20387553, 47570957, 142712871]

約数ペア:

[(1, 142712871), (3, 47570957), (7, 20387553), (21, 6795851), (31, 4603641), (93, 1534547), (217, 657663), (257, 555303), (651, 219221), (771, 185101), (853, 167307), (1799, 79329), (2559, 55769), (5397, 26443), (5971, 23901), (7967, 17913)]