71436321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 118834560

約数和(自身を除く): 47398239

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 137, 207, 229, 253, 411, 687, 759, 1233, 1507, 2061, 2277, 2519, 3151, 4521, 5267, 7557, 9453, 13563, 15801, 22671, 28359, 31373, 34661, 47403, 57937, 94119, 103983, 173811, 282357, 311949, 345103, 521433, 721579, 1035309, 2164737, 3105927, 6494211, 7937369, 23812107, 71436321]

約数ペア:

[(1, 71436321), (3, 23812107), (9, 7937369), (11, 6494211), (23, 3105927), (33, 2164737), (69, 1035309), (99, 721579), (137, 521433), (207, 345103), (229, 311949), (253, 282357), (411, 173811), (687, 103983), (759, 94119), (1233, 57937), (1507, 47403), (2061, 34661), (2277, 31373), (2519, 28359), (3151, 22671), (4521, 15801), (5267, 13563), (7557, 9453)]