16778811501

素因数分解:

$3^5\times {\mathrm{79}}^1\times {\mathrm{409}}^1\times {\mathrm{2137}}^1$

素因数の和:2640

約数の個数: 48

約数和(自身を含む): 25526009600

約数和(自身を除く): 8747198099

約数列:

[1, 3, 9, 27, 79, 81, 237, 243, 409, 711, 1227, 2133, 2137, 3681, 6399, 6411, 11043, 19197, 19233, 32311, 33129, 57699, 96933, 99387, 168823, 173097, 290799, 506469, 519291, 872397, 874033, 1519407, 2617191, 2622099, 4558221, 7851573, 7866297, 13674663, 23598891, 41023989, 69048607, 70796673, 207145821, 212390019, 621437463, 1864312389, 5592937167, 16778811501]

約数ペア:

[(1, 16778811501), (3, 5592937167), (9, 1864312389), (27, 621437463), (79, 212390019), (81, 207145821), (237, 70796673), (243, 69048607), (409, 41023989), (711, 23598891), (1227, 13674663), (2133, 7866297), (2137, 7851573), (3681, 4558221), (6399, 2622099), (6411, 2617191), (11043, 1519407), (19197, 874033), (19233, 872397), (32311, 519291), (33129, 506469), (57699, 290799), (96933, 173097), (99387, 168823)]