140620739

素因数分解:

$7^3\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:328

約数の個数: 32

約数和(自身を含む): 172992000

約数和(自身を除く): 32371261

約数列:

[1, 7, 29, 49, 67, 203, 211, 343, 469, 1421, 1477, 1943, 3283, 6119, 9947, 10339, 13601, 14137, 22981, 42833, 72373, 95207, 98959, 299831, 409973, 666449, 692713, 2098817, 2869811, 4848991, 20088677, 140620739]

約数ペア:

[(1, 140620739), (7, 20088677), (29, 4848991), (49, 2869811), (67, 2098817), (203, 692713), (211, 666449), (343, 409973), (469, 299831), (1421, 98959), (1477, 95207), (1943, 72373), (3283, 42833), (6119, 22981), (9947, 14137), (10339, 13601)]