81489114

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9109}}^1$

素因数の和:9195

約数の個数: 48

約数和(自身を含む): 204647040

約数和(自身を除く): 123157926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 9109, 18218, 27327, 54654, 63763, 81981, 127526, 163962, 191289, 382578, 573867, 646739, 1147734, 1293478, 1940217, 3880434, 4527173, 5820651, 9054346, 11641302, 13581519, 27163038, 40744557, 81489114]

約数ペア:

[(1, 81489114), (2, 40744557), (3, 27163038), (6, 13581519), (7, 11641302), (9, 9054346), (14, 5820651), (18, 4527173), (21, 3880434), (42, 1940217), (63, 1293478), (71, 1147734), (126, 646739), (142, 573867), (213, 382578), (426, 191289), (497, 163962), (639, 127526), (994, 81981), (1278, 63763), (1491, 54654), (2982, 27327), (4473, 18218), (8946, 9109)]