81131208

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{198851}}^1$

素因数の和:198877

約数の個数: 32

約数和(自身を含む): 214760160

約数和(自身を除く): 133628952

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 198851, 397702, 596553, 795404, 1193106, 1590808, 2386212, 3380467, 4772424, 6760934, 10141401, 13521868, 20282802, 27043736, 40565604, 81131208]

約数ペア:

[(1, 81131208), (2, 40565604), (3, 27043736), (4, 20282802), (6, 13521868), (8, 10141401), (12, 6760934), (17, 4772424), (24, 3380467), (34, 2386212), (51, 1590808), (68, 1193106), (102, 795404), (136, 596553), (204, 397702), (408, 198851)]