81327258

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6427}}^1$

素因数の和:6491

約数の個数: 48

約数和(自身を含む): 190525920

約数和(自身を除く): 109198662

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 1406, 2109, 4218, 6327, 6427, 12654, 12854, 19281, 38562, 57843, 115686, 122113, 237799, 244226, 366339, 475598, 713397, 732678, 1099017, 1426794, 2140191, 2198034, 4280382, 4518181, 9036362, 13554543, 27109086, 40663629, 81327258]

約数ペア:

[(1, 81327258), (2, 40663629), (3, 27109086), (6, 13554543), (9, 9036362), (18, 4518181), (19, 4280382), (37, 2198034), (38, 2140191), (57, 1426794), (74, 1099017), (111, 732678), (114, 713397), (171, 475598), (222, 366339), (333, 244226), (342, 237799), (666, 122113), (703, 115686), (1406, 57843), (2109, 38562), (4218, 19281), (6327, 12854), (6427, 12654)]