31424877

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{373}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 53209728

約数和(自身を除く): 21784851

約数列:

[1, 3, 9, 11, 23, 33, 37, 69, 99, 111, 207, 253, 333, 373, 407, 759, 851, 1119, 1221, 2277, 2553, 3357, 3663, 4103, 7659, 8579, 9361, 12309, 13801, 25737, 28083, 36927, 41403, 77211, 84249, 94369, 124209, 151811, 283107, 317423, 455433, 849321, 952269, 1366299, 2856807, 3491653, 10474959, 31424877]

約数ペア:

[(1, 31424877), (3, 10474959), (9, 3491653), (11, 2856807), (23, 1366299), (33, 952269), (37, 849321), (69, 455433), (99, 317423), (111, 283107), (207, 151811), (253, 124209), (333, 94369), (373, 84249), (407, 77211), (759, 41403), (851, 36927), (1119, 28083), (1221, 25737), (2277, 13801), (2553, 12309), (3357, 9361), (3663, 8579), (4103, 7659)]