81409878

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5791}}^1$

素因数の和:5881

約数の個数: 48

約数和(自身を含む): 195167232

約数和(自身を除く): 113757354

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 71, 99, 142, 198, 213, 426, 639, 781, 1278, 1562, 2343, 4686, 5791, 7029, 11582, 14058, 17373, 34746, 52119, 63701, 104238, 127402, 191103, 382206, 411161, 573309, 822322, 1146618, 1233483, 2466966, 3700449, 4522771, 7400898, 9045542, 13568313, 27136626, 40704939, 81409878]

約数ペア:

[(1, 81409878), (2, 40704939), (3, 27136626), (6, 13568313), (9, 9045542), (11, 7400898), (18, 4522771), (22, 3700449), (33, 2466966), (66, 1233483), (71, 1146618), (99, 822322), (142, 573309), (198, 411161), (213, 382206), (426, 191103), (639, 127402), (781, 104238), (1278, 63701), (1562, 52119), (2343, 34746), (4686, 17373), (5791, 14058), (7029, 11582)]