291217563

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6709}}^1$

素因数の和:6788

約数の個数: 48

約数和(自身を含む): 527567040

約数和(自身を除く): 236349477

約数列:

[1, 3, 7, 9, 13, 21, 39, 53, 63, 91, 117, 159, 273, 371, 477, 689, 819, 1113, 2067, 3339, 4823, 6201, 6709, 14469, 20127, 43407, 46963, 60381, 87217, 140889, 261651, 355577, 422667, 610519, 784953, 1066731, 1831557, 2489039, 3200193, 4622501, 5494671, 7467117, 13867503, 22401351, 32357507, 41602509, 97072521, 291217563]

約数ペア:

[(1, 291217563), (3, 97072521), (7, 41602509), (9, 32357507), (13, 22401351), (21, 13867503), (39, 7467117), (53, 5494671), (63, 4622501), (91, 3200193), (117, 2489039), (159, 1831557), (273, 1066731), (371, 784953), (477, 610519), (689, 422667), (819, 355577), (1113, 261651), (2067, 140889), (3339, 87217), (4823, 60381), (6201, 46963), (6709, 43407), (14469, 20127)]