27720506

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 24534214

約数列:

[1, 2, 11, 17, 19, 22, 34, 38, 47, 83, 94, 166, 187, 209, 323, 374, 418, 517, 646, 799, 893, 913, 1034, 1411, 1577, 1598, 1786, 1826, 2822, 3154, 3553, 3901, 7106, 7802, 8789, 9823, 15181, 15521, 17347, 17578, 19646, 26809, 30362, 31042, 34694, 42911, 53618, 66317, 74119, 85822, 132634, 148238, 166991, 294899, 333982, 589798, 729487, 815309, 1260023, 1458974, 1630618, 2520046, 13860253, 27720506]

約数ペア:

[(1, 27720506), (2, 13860253), (11, 2520046), (17, 1630618), (19, 1458974), (22, 1260023), (34, 815309), (38, 729487), (47, 589798), (83, 333982), (94, 294899), (166, 166991), (187, 148238), (209, 132634), (323, 85822), (374, 74119), (418, 66317), (517, 53618), (646, 42911), (799, 34694), (893, 31042), (913, 30362), (1034, 26809), (1411, 19646), (1577, 17578), (1598, 17347), (1786, 15521), (1826, 15181), (2822, 9823), (3154, 8789), (3553, 7802), (3901, 7106)]