28305019017

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1367987}}^1$

素因数の和:1368034

約数の個数: 36

約数和(自身を含む): 47305025040

約数和(自身を除く): 19000006023

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 121, 171, 209, 363, 627, 1089, 1881, 2299, 6897, 20691, 1367987, 4103961, 12311883, 15047857, 25991753, 45143571, 77975259, 135430713, 165526427, 233925777, 285909283, 496579281, 857727849, 1489737843, 2573183547, 3145002113, 9435006339, 28305019017]

約数ペア:

[(1, 28305019017), (3, 9435006339), (9, 3145002113), (11, 2573183547), (19, 1489737843), (33, 857727849), (57, 496579281), (99, 285909283), (121, 233925777), (171, 165526427), (209, 135430713), (363, 77975259), (627, 45143571), (1089, 25991753), (1881, 15047857), (2299, 12311883), (6897, 4103961), (20691, 1367987)]