81183784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{6637}}^1$

素因数の和:6793

約数の個数: 32

約数和(自身を含む): 167277600

約数和(自身を除く): 86093816

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 139, 278, 556, 1112, 1529, 3058, 6116, 6637, 12232, 13274, 26548, 53096, 73007, 146014, 292028, 584056, 922543, 1845086, 3690172, 7380344, 10147973, 20295946, 40591892, 81183784]

約数ペア:

[(1, 81183784), (2, 40591892), (4, 20295946), (8, 10147973), (11, 7380344), (22, 3690172), (44, 1845086), (88, 922543), (139, 584056), (278, 292028), (556, 146014), (1112, 73007), (1529, 53096), (3058, 26548), (6116, 13274), (6637, 12232)]