189118889176

素因数分解:

$2^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1\times {\mathrm{71039}}^1$

素因数の和:71536

約数の個数: 64

約数和(自身を含む): 409394995200

約数和(自身を除く): 220276106024

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 137, 274, 347, 548, 694, 959, 1096, 1388, 1918, 2429, 2776, 3836, 4858, 7672, 9716, 19432, 47539, 71039, 95078, 142078, 190156, 284156, 332773, 380312, 497273, 568312, 665546, 994546, 1331092, 1989092, 2662184, 3978184, 9732343, 19464686, 24650533, 38929372, 49301066, 68126401, 77858744, 98602132, 136252802, 172553731, 197204264, 272505604, 345107462, 545011208, 690214924, 1380429848, 3377123021, 6754246042, 13508492084, 23639861147, 27016984168, 47279722294, 94559444588, 189118889176]

約数ペア:

[(1, 189118889176), (2, 94559444588), (4, 47279722294), (7, 27016984168), (8, 23639861147), (14, 13508492084), (28, 6754246042), (56, 3377123021), (137, 1380429848), (274, 690214924), (347, 545011208), (548, 345107462), (694, 272505604), (959, 197204264), (1096, 172553731), (1388, 136252802), (1918, 98602132), (2429, 77858744), (2776, 68126401), (3836, 49301066), (4858, 38929372), (7672, 24650533), (9716, 19464686), (19432, 9732343), (47539, 3978184), (71039, 2662184), (95078, 1989092), (142078, 1331092), (190156, 994546), (284156, 665546), (332773, 568312), (380312, 497273)]