254940483

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^3\times {\mathrm{353}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 421316640

約数和(自身を除く): 166376157

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 289, 353, 357, 833, 867, 1059, 2023, 2471, 2499, 4913, 6001, 6069, 7413, 14161, 14739, 17297, 18003, 34391, 42007, 42483, 51891, 102017, 103173, 126021, 240737, 294049, 306051, 714119, 722211, 882147, 1734289, 2142357, 4998833, 5202867, 12140023, 14996499, 36420069, 84980161, 254940483]

約数ペア:

[(1, 254940483), (3, 84980161), (7, 36420069), (17, 14996499), (21, 12140023), (49, 5202867), (51, 4998833), (119, 2142357), (147, 1734289), (289, 882147), (353, 722211), (357, 714119), (833, 306051), (867, 294049), (1059, 240737), (2023, 126021), (2471, 103173), (2499, 102017), (4913, 51891), (6001, 42483), (6069, 42007), (7413, 34391), (14161, 18003), (14739, 17297)]