2866941

素因数分解:

$3^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:231

約数の個数: 48

約数和(自身を含む): 5417280

約数和(自身を除く): 2550339

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 49, 63, 77, 99, 147, 189, 197, 231, 297, 441, 539, 591, 693, 1323, 1379, 1617, 1773, 2079, 2167, 4137, 4851, 5319, 6501, 9653, 12411, 14553, 15169, 19503, 28959, 37233, 45507, 58509, 86877, 106183, 136521, 260631, 318549, 409563, 955647, 2866941]

約数ペア:

[(1, 2866941), (3, 955647), (7, 409563), (9, 318549), (11, 260631), (21, 136521), (27, 106183), (33, 86877), (49, 58509), (63, 45507), (77, 37233), (99, 28959), (147, 19503), (189, 15169), (197, 14553), (231, 12411), (297, 9653), (441, 6501), (539, 5319), (591, 4851), (693, 4137), (1323, 2167), (1379, 2079), (1617, 1773)]