7929831

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{937}}^1$

素因数の和:991

約数の個数: 32

約数和(自身を含む): 13447168

約数和(自身を除く): 5517337

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 217, 273, 403, 651, 937, 1209, 2811, 2821, 6559, 8463, 12181, 19677, 29047, 36543, 85267, 87141, 203329, 255801, 377611, 609987, 1132833, 2643277, 7929831]

約数ペア:

[(1, 7929831), (3, 2643277), (7, 1132833), (13, 609987), (21, 377611), (31, 255801), (39, 203329), (91, 87141), (93, 85267), (217, 36543), (273, 29047), (403, 19677), (651, 12181), (937, 8463), (1209, 6559), (2811, 2821)]