13205241

素因数分解:

$3^3\times 7^1\times {\mathrm{109}}^1\times {\mathrm{641}}^1$

素因数の和:766

約数の個数: 32

約数和(自身を含む): 22598400

約数和(自身を除く): 9393159

約数列:

[1, 3, 7, 9, 21, 27, 63, 109, 189, 327, 641, 763, 981, 1923, 2289, 2943, 4487, 5769, 6867, 13461, 17307, 20601, 40383, 69869, 121149, 209607, 489083, 628821, 1467249, 1886463, 4401747, 13205241]

約数ペア:

[(1, 13205241), (3, 4401747), (7, 1886463), (9, 1467249), (21, 628821), (27, 489083), (63, 209607), (109, 121149), (189, 69869), (327, 40383), (641, 20601), (763, 17307), (981, 13461), (1923, 6867), (2289, 5769), (2943, 4487)]