8221689

素因数分解:

$3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1061}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 14273280

約数和(自身を除く): 6051591

約数列:

[1, 3, 7, 9, 21, 27, 41, 63, 123, 189, 287, 369, 861, 1061, 1107, 2583, 3183, 7427, 7749, 9549, 22281, 28647, 43501, 66843, 130503, 200529, 304507, 391509, 913521, 1174527, 2740563, 8221689]

約数ペア:

[(1, 8221689), (3, 2740563), (7, 1174527), (9, 913521), (21, 391509), (27, 304507), (41, 200529), (63, 130503), (123, 66843), (189, 43501), (287, 28647), (369, 22281), (861, 9549), (1061, 7749), (1107, 7427), (2583, 3183)]