31420818

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{313}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 82745280

約数和(自身を除く): 51324462

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 27, 33, 39, 54, 66, 78, 99, 117, 143, 169, 198, 234, 286, 297, 313, 338, 351, 429, 507, 594, 626, 702, 858, 939, 1014, 1287, 1521, 1859, 1878, 2574, 2817, 3042, 3443, 3718, 3861, 4069, 4563, 5577, 5634, 6886, 7722, 8138, 8451, 9126, 10329, 11154, 12207, 16731, 16902, 20658, 24414, 30987, 33462, 36621, 44759, 50193, 52897, 61974, 73242, 89518, 92961, 100386, 105794, 109863, 134277, 158691, 185922, 219726, 268554, 317382, 402831, 476073, 581867, 805662, 952146, 1163734, 1208493, 1428219, 1745601, 2416986, 2856438, 3491202, 5236803, 10473606, 15710409, 31420818]

約数ペア:

[(1, 31420818), (2, 15710409), (3, 10473606), (6, 5236803), (9, 3491202), (11, 2856438), (13, 2416986), (18, 1745601), (22, 1428219), (26, 1208493), (27, 1163734), (33, 952146), (39, 805662), (54, 581867), (66, 476073), (78, 402831), (99, 317382), (117, 268554), (143, 219726), (169, 185922), (198, 158691), (234, 134277), (286, 109863), (297, 105794), (313, 100386), (338, 92961), (351, 89518), (429, 73242), (507, 61974), (594, 52897), (626, 50193), (702, 44759), (858, 36621), (939, 33462), (1014, 30987), (1287, 24414), (1521, 20658), (1859, 16902), (1878, 16731), (2574, 12207), (2817, 11154), (3042, 10329), (3443, 9126), (3718, 8451), (3861, 8138), (4069, 7722), (4563, 6886), (5577, 5634)]