193343787

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78691}}^1$

素因数の和:78720

約数の個数: 32

約数和(自身を含む): 352540160

約数和(自身を除く): 159196373

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 78691, 236073, 550837, 708219, 1022983, 1652511, 2124657, 3068949, 4957533, 7160881, 9206847, 14872599, 21482643, 27620541, 64447929, 193343787]

約数ペア:

[(1, 193343787), (3, 64447929), (7, 27620541), (9, 21482643), (13, 14872599), (21, 9206847), (27, 7160881), (39, 4957533), (63, 3068949), (91, 2124657), (117, 1652511), (189, 1022983), (273, 708219), (351, 550837), (819, 236073), (2457, 78691)]