81532

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1$

素因数の和:141

約数の個数: 24

約数和(自身を含む): 166320

約数和(自身を除く): 84788

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 109, 187, 218, 374, 436, 748, 1199, 1853, 2398, 3706, 4796, 7412, 20383, 40766, 81532]

約数ペア:

[(1, 81532), (2, 40766), (4, 20383), (11, 7412), (17, 4796), (22, 3706), (34, 2398), (44, 1853), (68, 1199), (109, 748), (187, 436), (218, 374)]