29078721

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1429}}^1$

素因数の和:1478

約数の個数: 48

約数和(自身を含む): 53539200

約数和(自身を除く): 24460479

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 1429, 2261, 2907, 4287, 6783, 10003, 12861, 20349, 24293, 27151, 30009, 72879, 81453, 90027, 170051, 190057, 218637, 244359, 461567, 510153, 570171, 1384701, 1530459, 1710513, 3230969, 4154103, 9692907, 29078721]

約数ペア:

[(1, 29078721), (3, 9692907), (7, 4154103), (9, 3230969), (17, 1710513), (19, 1530459), (21, 1384701), (51, 570171), (57, 510153), (63, 461567), (119, 244359), (133, 218637), (153, 190057), (171, 170051), (323, 90027), (357, 81453), (399, 72879), (969, 30009), (1071, 27151), (1197, 24293), (1429, 20349), (2261, 12861), (2907, 10003), (4287, 6783)]