971549425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{1171}}^1$

素因数の和:1630

約数の個数: 48

約数和(自身を含む): 1506760704

約数和(自身を除く): 535211279

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 431, 1171, 1925, 2155, 3017, 4741, 5855, 8197, 10775, 12881, 15085, 23705, 29275, 33187, 40985, 64405, 75425, 90167, 118525, 165935, 204925, 322025, 450835, 504701, 829675, 2254175, 2523505, 3532907, 5551711, 12617525, 17664535, 27758555, 38861977, 88322675, 138792775, 194309885, 971549425]

約数ペア:

[(1, 971549425), (5, 194309885), (7, 138792775), (11, 88322675), (25, 38861977), (35, 27758555), (55, 17664535), (77, 12617525), (175, 5551711), (275, 3532907), (385, 2523505), (431, 2254175), (1171, 829675), (1925, 504701), (2155, 450835), (3017, 322025), (4741, 204925), (5855, 165935), (8197, 118525), (10775, 90167), (12881, 75425), (15085, 64405), (23705, 40985), (29275, 33187)]