388294809

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{25933}}^1$

素因数の和:25997

約数の個数: 32

約数和(自身を含む): 637353984

約数和(自身を除く): 249059175

約数列:

[1, 3, 7, 21, 23, 31, 69, 93, 161, 217, 483, 651, 713, 2139, 4991, 14973, 25933, 77799, 181531, 544593, 596459, 803923, 1789377, 2411769, 4175213, 5627461, 12525639, 16882383, 18490229, 55470687, 129431603, 388294809]

約数ペア:

[(1, 388294809), (3, 129431603), (7, 55470687), (21, 18490229), (23, 16882383), (31, 12525639), (69, 5627461), (93, 4175213), (161, 2411769), (217, 1789377), (483, 803923), (651, 596459), (713, 544593), (2139, 181531), (4991, 77799), (14973, 25933)]