71667631

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{397}}^1$

素因数の和:499

約数の個数: 32

約数和(自身を含む): 91469952

約数和(自身を除く): 19802321

約数列:

[1, 7, 17, 37, 41, 119, 259, 287, 397, 629, 697, 1517, 2779, 4403, 4879, 6749, 10619, 14689, 16277, 25789, 47243, 102823, 113939, 180523, 249713, 276709, 602249, 1747991, 1936963, 4215743, 10238233, 71667631]

約数ペア:

[(1, 71667631), (7, 10238233), (17, 4215743), (37, 1936963), (41, 1747991), (119, 602249), (259, 276709), (287, 249713), (397, 180523), (629, 113939), (697, 102823), (1517, 47243), (2779, 25789), (4403, 16277), (4879, 14689), (6749, 10619)]