81131204

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{241}}^1\times {\mathrm{1093}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 177910656

約数和(自身を除く): 96779452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 241, 308, 482, 964, 1093, 1687, 2186, 2651, 3374, 4372, 5302, 6748, 7651, 10604, 12023, 15302, 18557, 24046, 30604, 37114, 48092, 74228, 84161, 168322, 263413, 336644, 526826, 1053652, 1843891, 2897543, 3687782, 5795086, 7375564, 11590172, 20282801, 40565602, 81131204]

約数ペア:

[(1, 81131204), (2, 40565602), (4, 20282801), (7, 11590172), (11, 7375564), (14, 5795086), (22, 3687782), (28, 2897543), (44, 1843891), (77, 1053652), (154, 526826), (241, 336644), (308, 263413), (482, 168322), (964, 84161), (1093, 74228), (1687, 48092), (2186, 37114), (2651, 30604), (3374, 24046), (4372, 18557), (5302, 15302), (6748, 12023), (7651, 10604)]