80673579

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{653}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 139568832

約数和(自身を除く): 58895253

約数列:

[1, 3, 7, 9, 21, 37, 53, 63, 111, 159, 259, 333, 371, 477, 653, 777, 1113, 1959, 1961, 2331, 3339, 4571, 5877, 5883, 13713, 13727, 17649, 24161, 34609, 41139, 41181, 72483, 103827, 123543, 169127, 217449, 242263, 311481, 507381, 726789, 1280533, 1522143, 2180367, 3841599, 8963731, 11524797, 26891193, 80673579]

約数ペア:

[(1, 80673579), (3, 26891193), (7, 11524797), (9, 8963731), (21, 3841599), (37, 2180367), (53, 1522143), (63, 1280533), (111, 726789), (159, 507381), (259, 311481), (333, 242263), (371, 217449), (477, 169127), (653, 123543), (777, 103827), (1113, 72483), (1959, 41181), (1961, 41139), (2331, 34609), (3339, 24161), (4571, 17649), (5877, 13727), (5883, 13713)]