811494145

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4241}}^1$

素因数の和:4342

約数の個数: 48

約数和(自身を含む): 1253460096

約数和(自身を除く): 441965951

約数列:

[1, 5, 7, 11, 35, 49, 55, 71, 77, 245, 355, 385, 497, 539, 781, 2485, 2695, 3479, 3905, 4241, 5467, 17395, 21205, 27335, 29687, 38269, 46651, 148435, 191345, 207809, 233255, 301111, 326557, 1039045, 1505555, 1632785, 2107777, 2285899, 3312221, 10538885, 11429495, 14754439, 16561105, 23185547, 73772195, 115927735, 162298829, 811494145]

約数ペア:

[(1, 811494145), (5, 162298829), (7, 115927735), (11, 73772195), (35, 23185547), (49, 16561105), (55, 14754439), (71, 11429495), (77, 10538885), (245, 3312221), (355, 2285899), (385, 2107777), (497, 1632785), (539, 1505555), (781, 1039045), (2485, 326557), (2695, 301111), (3479, 233255), (3905, 207809), (4241, 191345), (5467, 148435), (17395, 46651), (21205, 38269), (27335, 29687)]