2593899

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 4942080

約数和(自身を除く): 2348181

約数列:

[1, 3, 7, 9, 11, 19, 21, 33, 57, 63, 77, 99, 133, 171, 197, 209, 231, 399, 591, 627, 693, 1197, 1379, 1463, 1773, 1881, 2167, 3743, 4137, 4389, 6501, 11229, 12411, 13167, 15169, 19503, 26201, 33687, 41173, 45507, 78603, 123519, 136521, 235809, 288211, 370557, 864633, 2593899]

約数ペア:

[(1, 2593899), (3, 864633), (7, 370557), (9, 288211), (11, 235809), (19, 136521), (21, 123519), (33, 78603), (57, 45507), (63, 41173), (77, 33687), (99, 26201), (133, 19503), (171, 15169), (197, 13167), (209, 12411), (231, 11229), (399, 6501), (591, 4389), (627, 4137), (693, 3743), (1197, 2167), (1379, 1881), (1463, 1773)]