81533418

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4451}}^1$

素因数の和:4570

約数の個数: 32

約数和(自身を含む): 169247232

約数和(自身を除く): 87713814

約数列:

[1, 2, 3, 6, 43, 71, 86, 129, 142, 213, 258, 426, 3053, 4451, 6106, 8902, 9159, 13353, 18318, 26706, 191393, 316021, 382786, 574179, 632042, 948063, 1148358, 1896126, 13588903, 27177806, 40766709, 81533418]

約数ペア:

[(1, 81533418), (2, 40766709), (3, 27177806), (6, 13588903), (43, 1896126), (71, 1148358), (86, 948063), (129, 632042), (142, 574179), (213, 382786), (258, 316021), (426, 191393), (3053, 26706), (4451, 18318), (6106, 13353), (8902, 9159)]