81066766

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{1061}}^1$

素因数の和:1248

約数の個数: 32

約数和(自身を含む): 139470336

約数和(自身を除く): 58403570

約数列:

[1, 2, 11, 22, 23, 46, 151, 253, 302, 506, 1061, 1661, 2122, 3322, 3473, 6946, 11671, 23342, 24403, 38203, 48806, 76406, 160211, 268433, 320422, 536866, 1762321, 3524642, 3684853, 7369706, 40533383, 81066766]

約数ペア:

[(1, 81066766), (2, 40533383), (11, 7369706), (22, 3684853), (23, 3524642), (46, 1762321), (151, 536866), (253, 320422), (302, 268433), (506, 160211), (1061, 76406), (1661, 48806), (2122, 38203), (3322, 24403), (3473, 23342), (6946, 11671)]