387837807

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{4691}}^1$

素因数の和:4859

約数の個数: 32

約数和(自身を含む): 614989824

約数和(自身を除く): 227152017

約数列:

[1, 3, 7, 21, 31, 93, 127, 217, 381, 651, 889, 2667, 3937, 4691, 11811, 14073, 27559, 32837, 82677, 98511, 145421, 436263, 595757, 1017947, 1787271, 3053841, 4170299, 12510897, 18468467, 55405401, 129279269, 387837807]

約数ペア:

[(1, 387837807), (3, 129279269), (7, 55405401), (21, 18468467), (31, 12510897), (93, 4170299), (127, 3053841), (217, 1787271), (381, 1017947), (651, 595757), (889, 436263), (2667, 145421), (3937, 98511), (4691, 82677), (11811, 32837), (14073, 27559)]