40638493

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:481

約数の個数: 24

約数和(自身を含む): 49937472

約数和(自身を除く): 9298979

約数列:

[1, 7, 23, 49, 107, 161, 337, 749, 1127, 2359, 2461, 5243, 7751, 16513, 17227, 36059, 54257, 120589, 252413, 379799, 829357, 1766891, 5805499, 40638493]

約数ペア:

[(1, 40638493), (7, 5805499), (23, 1766891), (49, 829357), (107, 379799), (161, 252413), (337, 120589), (749, 54257), (1127, 36059), (2359, 17227), (2461, 16513), (5243, 7751)]