219424527

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1572

約数の個数: 48

約数和(自身を含む): 379491840

約数和(自身を除く): 160067313

約数列:

[1, 3, 7, 9, 21, 29, 63, 83, 87, 203, 249, 261, 581, 609, 747, 1447, 1743, 1827, 2407, 4341, 5229, 7221, 10129, 13023, 16849, 21663, 30387, 41963, 50547, 91161, 120101, 125889, 151641, 293741, 360303, 377667, 840707, 881223, 1080909, 2522121, 2643669, 3482929, 7566363, 10448787, 24380503, 31346361, 73141509, 219424527]

約数ペア:

[(1, 219424527), (3, 73141509), (7, 31346361), (9, 24380503), (21, 10448787), (29, 7566363), (63, 3482929), (83, 2643669), (87, 2522121), (203, 1080909), (249, 881223), (261, 840707), (581, 377667), (609, 360303), (747, 293741), (1447, 151641), (1743, 125889), (1827, 120101), (2407, 91161), (4341, 50547), (5229, 41963), (7221, 30387), (10129, 21663), (13023, 16849)]