27638247

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3491}}^1$

素因数の和:3543

約数の個数: 32

約数和(自身を含む): 46932480

約数和(自身を除く): 19294233

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 3491, 7917, 10473, 24437, 45383, 73311, 101239, 136149, 303717, 317681, 708673, 953043, 1316107, 2126019, 3948321, 9212749, 27638247]

約数ペア:

[(1, 27638247), (3, 9212749), (7, 3948321), (13, 2126019), (21, 1316107), (29, 953043), (39, 708673), (87, 317681), (91, 303717), (203, 136149), (273, 101239), (377, 73311), (609, 45383), (1131, 24437), (2639, 10473), (3491, 7917)]