641878802

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{1699}}^1$

素因数の和:1958

約数の個数: 32

約数和(自身を含む): 1034035200

約数和(自身を除く): 392156398

約数列:

[1, 2, 23, 43, 46, 86, 191, 382, 989, 1699, 1978, 3398, 4393, 8213, 8786, 16426, 39077, 73057, 78154, 146114, 188899, 324509, 377798, 649018, 1680311, 3360622, 7463707, 13953887, 14927414, 27907774, 320939401, 641878802]

約数ペア:

[(1, 641878802), (2, 320939401), (23, 27907774), (43, 14927414), (46, 13953887), (86, 7463707), (191, 3360622), (382, 1680311), (989, 649018), (1699, 377798), (1978, 324509), (3398, 188899), (4393, 146114), (8213, 78154), (8786, 73057), (16426, 39077)]