247850841

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{1511}}^1$

素因数の和:1701

約数の個数: 32

約数和(自身を含む): 386684928

約数和(自身を除く): 138834087

約数列:

[1, 3, 7, 21, 73, 107, 219, 321, 511, 749, 1511, 1533, 2247, 4533, 7811, 10577, 23433, 31731, 54677, 110303, 161677, 164031, 330909, 485031, 772121, 1131739, 2316363, 3395217, 11802421, 35407263, 82616947, 247850841]

約数ペア:

[(1, 247850841), (3, 82616947), (7, 35407263), (21, 11802421), (73, 3395217), (107, 2316363), (219, 1131739), (321, 772121), (511, 485031), (749, 330909), (1511, 164031), (1533, 161677), (2247, 110303), (4533, 54677), (7811, 31731), (10577, 23433)]