81979794

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18439}}^1$

素因数の和:18479

約数の個数: 48

約数和(自身を含む): 201364800

約数和(自身を除く): 119385006

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 38, 39, 57, 78, 114, 117, 171, 234, 247, 342, 494, 741, 1482, 2223, 4446, 18439, 36878, 55317, 110634, 165951, 239707, 331902, 350341, 479414, 700682, 719121, 1051023, 1438242, 2102046, 2157363, 3153069, 4314726, 4554433, 6306138, 9108866, 13663299, 27326598, 40989897, 81979794]

約数ペア:

[(1, 81979794), (2, 40989897), (3, 27326598), (6, 13663299), (9, 9108866), (13, 6306138), (18, 4554433), (19, 4314726), (26, 3153069), (38, 2157363), (39, 2102046), (57, 1438242), (78, 1051023), (114, 719121), (117, 700682), (171, 479414), (234, 350341), (247, 331902), (342, 239707), (494, 165951), (741, 110634), (1482, 55317), (2223, 36878), (4446, 18439)]