31681854

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 77575680

約数和(自身を除く): 45893826

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 47, 54, 57, 73, 81, 94, 114, 141, 146, 162, 171, 219, 243, 282, 342, 423, 438, 486, 513, 657, 846, 893, 1026, 1269, 1314, 1387, 1539, 1786, 1971, 2538, 2679, 2774, 3078, 3431, 3807, 3942, 4161, 4617, 5358, 5913, 6862, 7614, 8037, 8322, 9234, 10293, 11421, 11826, 12483, 16074, 17739, 20586, 22842, 24111, 24966, 30879, 35478, 37449, 48222, 61758, 65189, 72333, 74898, 92637, 112347, 130378, 144666, 185274, 195567, 216999, 224694, 277911, 337041, 391134, 433998, 555822, 586701, 674082, 833733, 1173402, 1667466, 1760103, 3520206, 5280309, 10560618, 15840927, 31681854]

約数ペア:

[(1, 31681854), (2, 15840927), (3, 10560618), (6, 5280309), (9, 3520206), (18, 1760103), (19, 1667466), (27, 1173402), (38, 833733), (47, 674082), (54, 586701), (57, 555822), (73, 433998), (81, 391134), (94, 337041), (114, 277911), (141, 224694), (146, 216999), (162, 195567), (171, 185274), (219, 144666), (243, 130378), (282, 112347), (342, 92637), (423, 74898), (438, 72333), (486, 65189), (513, 61758), (657, 48222), (846, 37449), (893, 35478), (1026, 30879), (1269, 24966), (1314, 24111), (1387, 22842), (1539, 20586), (1786, 17739), (1971, 16074), (2538, 12483), (2679, 11826), (2774, 11421), (3078, 10293), (3431, 9234), (3807, 8322), (3942, 8037), (4161, 7614), (4617, 6862), (5358, 5913)]