40972407

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2069}}^1$

素因数の和:2143

約数の個数: 32

約数和(自身を含む): 66769920

約数和(自身を除く): 25797513

約数列:

[1, 3, 7, 21, 23, 41, 69, 123, 161, 287, 483, 861, 943, 2069, 2829, 6207, 6601, 14483, 19803, 43449, 47587, 84829, 142761, 254487, 333109, 593803, 999327, 1781409, 1951067, 5853201, 13657469, 40972407]

約数ペア:

[(1, 40972407), (3, 13657469), (7, 5853201), (21, 1951067), (23, 1781409), (41, 999327), (69, 593803), (123, 333109), (161, 254487), (287, 142761), (483, 84829), (861, 47587), (943, 43449), (2069, 19803), (2829, 14483), (6207, 6601)]