81601788

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{158143}}^1$

素因数の和:158193

約数の個数: 24

約数和(自身を含む): 194833408

約数和(自身を除く): 113231620

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 158143, 316286, 474429, 632572, 948858, 1897716, 6800149, 13600298, 20400447, 27200596, 40800894, 81601788]

約数ペア:

[(1, 81601788), (2, 40800894), (3, 27200596), (4, 20400447), (6, 13600298), (12, 6800149), (43, 1897716), (86, 948858), (129, 632572), (172, 474429), (258, 316286), (516, 158143)]