12945906

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:680

約数の個数: 40

約数和(自身を含む): 29250540

約数和(自身を除く): 16304634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 509, 942, 1018, 1413, 1527, 2826, 3054, 4239, 4581, 8478, 9162, 12717, 13743, 25434, 27486, 41229, 79913, 82458, 159826, 239739, 479478, 719217, 1438434, 2157651, 4315302, 6472953, 12945906]

約数ペア:

[(1, 12945906), (2, 6472953), (3, 4315302), (6, 2157651), (9, 1438434), (18, 719217), (27, 479478), (54, 239739), (81, 159826), (157, 82458), (162, 79913), (314, 41229), (471, 27486), (509, 25434), (942, 13743), (1018, 12717), (1413, 9162), (1527, 8478), (2826, 4581), (3054, 4239)]