27971838

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:366

約数の個数: 64

約数和(自身を含む): 66240000

約数和(自身を除く): 38268162

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 114, 137, 171, 199, 274, 342, 398, 411, 513, 597, 822, 1026, 1194, 1233, 1791, 2466, 2603, 3582, 3699, 3781, 5206, 5373, 7398, 7562, 7809, 10746, 11343, 15618, 22686, 23427, 27263, 34029, 46854, 54526, 68058, 70281, 81789, 102087, 140562, 163578, 204174, 245367, 490734, 517997, 736101, 1035994, 1472202, 1553991, 3107982, 4661973, 9323946, 13985919, 27971838]

約数ペア:

[(1, 27971838), (2, 13985919), (3, 9323946), (6, 4661973), (9, 3107982), (18, 1553991), (19, 1472202), (27, 1035994), (38, 736101), (54, 517997), (57, 490734), (114, 245367), (137, 204174), (171, 163578), (199, 140562), (274, 102087), (342, 81789), (398, 70281), (411, 68058), (513, 54526), (597, 46854), (822, 34029), (1026, 27263), (1194, 23427), (1233, 22686), (1791, 15618), (2466, 11343), (2603, 10746), (3582, 7809), (3699, 7562), (3781, 7398), (5206, 5373)]