131509392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{391397}}^1$

素因数の和:391415

約数の個数: 40

約数和(自身を含む): 388266816

約数和(自身を除く): 256757424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 391397, 782794, 1174191, 1565588, 2348382, 2739779, 3131176, 4696764, 5479558, 6262352, 8219337, 9393528, 10959116, 16438674, 18787056, 21918232, 32877348, 43836464, 65754696, 131509392]

約数ペア:

[(1, 131509392), (2, 65754696), (3, 43836464), (4, 32877348), (6, 21918232), (7, 18787056), (8, 16438674), (12, 10959116), (14, 9393528), (16, 8219337), (21, 6262352), (24, 5479558), (28, 4696764), (42, 3131176), (48, 2739779), (56, 2348382), (84, 1565588), (112, 1174191), (168, 782794), (336, 391397)]