2501728767999

素因数分解:

$3^3\times {\mathrm{37}}^2\times {\mathrm{137}}^1\times {\mathrm{494029}}^1$

素因数の和:494249

約数の個数: 48

約数和(自身を含む): 3836953159200

約数和(自身を除く): 1335224391201

約数列:

[1, 3, 9, 27, 37, 111, 137, 333, 411, 999, 1233, 1369, 3699, 4107, 5069, 12321, 15207, 36963, 45621, 136863, 187553, 494029, 562659, 1482087, 1687977, 4446261, 5063931, 13338783, 18279073, 54837219, 67681973, 164511657, 203045919, 493534971, 609137757, 676325701, 1827413271, 2028977103, 2504233001, 6086931309, 7512699003, 18260793927, 22538097009, 67614291027, 92656621037, 277969863111, 833909589333, 2501728767999]

約数ペア:

[(1, 2501728767999), (3, 833909589333), (9, 277969863111), (27, 92656621037), (37, 67614291027), (111, 22538097009), (137, 18260793927), (333, 7512699003), (411, 6086931309), (999, 2504233001), (1233, 2028977103), (1369, 1827413271), (3699, 676325701), (4107, 609137757), (5069, 493534971), (12321, 203045919), (15207, 164511657), (36963, 67681973), (45621, 54837219), (136863, 18279073), (187553, 13338783), (494029, 5063931), (562659, 4446261), (1482087, 1687977)]