81770348

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3929}}^1$

素因数の和:3998

約数の個数: 36

約数和(自身を含む): 160988520

約数和(自身を除く): 79218172

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 3929, 5203, 7858, 10406, 15716, 20812, 43219, 86438, 168947, 172876, 337894, 475409, 675788, 950818, 1858417, 1901636, 3716834, 7433668, 20442587, 40885174, 81770348]

約数ペア:

[(1, 81770348), (2, 40885174), (4, 20442587), (11, 7433668), (22, 3716834), (43, 1901636), (44, 1858417), (86, 950818), (121, 675788), (172, 475409), (242, 337894), (473, 172876), (484, 168947), (946, 86438), (1892, 43219), (3929, 20812), (5203, 15716), (7858, 10406)]