15704026821

素因数分解:

$3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{606497}}^1$

素因数の和:606650

約数の個数: 32

約数和(自身を含む): 26782951680

約数和(自身を除く): 11078924859

約数列:

[1, 3, 7, 9, 21, 27, 63, 137, 189, 411, 959, 1233, 2877, 3699, 8631, 25893, 606497, 1819491, 4245479, 5458473, 12736437, 16375419, 38209311, 83090089, 114627933, 249270267, 581630623, 747810801, 1744891869, 2243432403, 5234675607, 15704026821]

約数ペア:

[(1, 15704026821), (3, 5234675607), (7, 2243432403), (9, 1744891869), (21, 747810801), (27, 581630623), (63, 249270267), (137, 114627933), (189, 83090089), (411, 38209311), (959, 16375419), (1233, 12736437), (2877, 5458473), (3699, 4245479), (8631, 1819491), (25893, 606497)]