87123654

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{16633}}^1$

素因数の和:16741

約数の個数: 32

約数和(自身を含む): 195615840

約数和(自身を除く): 108492186

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 5238, 16633, 33266, 49899, 99798, 149697, 299394, 449091, 898182, 1613401, 3226802, 4840203, 9680406, 14520609, 29041218, 43561827, 87123654]

約数ペア:

[(1, 87123654), (2, 43561827), (3, 29041218), (6, 14520609), (9, 9680406), (18, 4840203), (27, 3226802), (54, 1613401), (97, 898182), (194, 449091), (291, 299394), (582, 149697), (873, 99798), (1746, 49899), (2619, 33266), (5238, 16633)]