81147542

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{10957}}^1$

素因数の和:11012

約数の個数: 24

約数和(自身を含む): 145434576

約数和(自身を除く): 64287034

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 529, 1058, 3703, 7406, 10957, 21914, 76699, 153398, 252011, 504022, 1764077, 3528154, 5796253, 11592506, 40573771, 81147542]

約数ペア:

[(1, 81147542), (2, 40573771), (7, 11592506), (14, 5796253), (23, 3528154), (46, 1764077), (161, 504022), (322, 252011), (529, 153398), (1058, 76699), (3703, 21914), (7406, 10957)]