221081256

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{279143}}^1$

素因数の和:279166

約数の個数: 48

約数和(自身を含む): 653196960

約数和(自身を除く): 432115704

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 279143, 558286, 837429, 1116572, 1674858, 2233144, 2512287, 3070573, 3349716, 5024574, 6141146, 6699432, 9211719, 10049148, 12282292, 18423438, 20098296, 24564584, 27635157, 36846876, 55270314, 73693752, 110540628, 221081256]

約数ペア:

[(1, 221081256), (2, 110540628), (3, 73693752), (4, 55270314), (6, 36846876), (8, 27635157), (9, 24564584), (11, 20098296), (12, 18423438), (18, 12282292), (22, 10049148), (24, 9211719), (33, 6699432), (36, 6141146), (44, 5024574), (66, 3349716), (72, 3070573), (88, 2512287), (99, 2233144), (132, 1674858), (198, 1116572), (264, 837429), (396, 558286), (792, 279143)]