31384696

素因数分解:

$2^3\times 7^2\times {\mathrm{23}}^1\times {\mathrm{59}}^2$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 72661320

約数和(自身を除く): 41276624

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 49, 56, 59, 92, 98, 118, 161, 184, 196, 236, 322, 392, 413, 472, 644, 826, 1127, 1288, 1357, 1652, 2254, 2714, 2891, 3304, 3481, 4508, 5428, 5782, 6962, 9016, 9499, 10856, 11564, 13924, 18998, 23128, 24367, 27848, 37996, 48734, 66493, 75992, 80063, 97468, 132986, 160126, 170569, 194936, 265972, 320252, 341138, 531944, 560441, 640504, 682276, 1120882, 1364552, 2241764, 3923087, 4483528, 7846174, 15692348, 31384696]

約数ペア:

[(1, 31384696), (2, 15692348), (4, 7846174), (7, 4483528), (8, 3923087), (14, 2241764), (23, 1364552), (28, 1120882), (46, 682276), (49, 640504), (56, 560441), (59, 531944), (92, 341138), (98, 320252), (118, 265972), (161, 194936), (184, 170569), (196, 160126), (236, 132986), (322, 97468), (392, 80063), (413, 75992), (472, 66493), (644, 48734), (826, 37996), (1127, 27848), (1288, 24367), (1357, 23128), (1652, 18998), (2254, 13924), (2714, 11564), (2891, 10856), (3304, 9499), (3481, 9016), (4508, 6962), (5428, 5782)]