274797985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{11701}}^1$

素因数の和:11785

約数の個数: 32

約数和(自身を含む): 417901824

約数和(自身を除く): 143103839

約数列:

[1, 5, 7, 11, 35, 55, 61, 77, 305, 385, 427, 671, 2135, 3355, 4697, 11701, 23485, 58505, 81907, 128711, 409535, 643555, 713761, 900977, 3568805, 4504885, 4996327, 7851371, 24981635, 39256855, 54959597, 274797985]

約数ペア:

[(1, 274797985), (5, 54959597), (7, 39256855), (11, 24981635), (35, 7851371), (55, 4996327), (61, 4504885), (77, 3568805), (305, 900977), (385, 713761), (427, 643555), (671, 409535), (2135, 128711), (3355, 81907), (4697, 58505), (11701, 23485)]