31420737

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2663}}^1$

素因数の和:2714

約数の個数: 32

約数和(自身を含む): 51148800

約数和(自身を除く): 19728063

約数列:

[1, 3, 9, 19, 23, 27, 57, 69, 171, 207, 437, 513, 621, 1311, 2663, 3933, 7989, 11799, 23967, 50597, 61249, 71901, 151791, 183747, 455373, 551241, 1163731, 1366119, 1653723, 3491193, 10473579, 31420737]

約数ペア:

[(1, 31420737), (3, 10473579), (9, 3491193), (19, 1653723), (23, 1366119), (27, 1163731), (57, 551241), (69, 455373), (171, 183747), (207, 151791), (437, 71901), (513, 61249), (621, 50597), (1311, 23967), (2663, 11799), (3933, 7989)]