2014920981

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^2\times {\mathrm{857}}^1$

素因数の和:1003

約数の個数: 48

約数和(自身を含む): 3144261120

約数和(自身を除く): 1129340139

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 279, 477, 837, 857, 1431, 1643, 2571, 2809, 4929, 7713, 8427, 14787, 23139, 25281, 26567, 44361, 45421, 75843, 79701, 87079, 136263, 239103, 261237, 408789, 717309, 783711, 1226367, 1408051, 2351133, 2407313, 4224153, 7221939, 12672459, 21665817, 38017377, 64997451, 74626703, 223880109, 671640327, 2014920981]

約数ペア:

[(1, 2014920981), (3, 671640327), (9, 223880109), (27, 74626703), (31, 64997451), (53, 38017377), (93, 21665817), (159, 12672459), (279, 7221939), (477, 4224153), (837, 2407313), (857, 2351133), (1431, 1408051), (1643, 1226367), (2571, 783711), (2809, 717309), (4929, 408789), (7713, 261237), (8427, 239103), (14787, 136263), (23139, 87079), (25281, 79701), (26567, 75843), (44361, 45421)]