2639297817

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7603}}^1$

素因数の和:7691

約数の個数: 64

約数和(自身を含む): 4496701440

約数和(自身を除く): 1857403623

約数列:

[1, 3, 9, 13, 23, 27, 39, 43, 69, 117, 129, 207, 299, 351, 387, 559, 621, 897, 989, 1161, 1677, 2691, 2967, 5031, 7603, 8073, 8901, 12857, 15093, 22809, 26703, 38571, 68427, 98839, 115713, 174869, 205281, 296517, 326929, 347139, 524607, 889551, 980787, 1573821, 2273297, 2668653, 2942361, 4250077, 4721463, 6819891, 7519367, 8827083, 12750231, 20459673, 22558101, 38250693, 61379019, 67674303, 97751771, 114752079, 203022909, 293255313, 879765939, 2639297817]

約数ペア:

[(1, 2639297817), (3, 879765939), (9, 293255313), (13, 203022909), (23, 114752079), (27, 97751771), (39, 67674303), (43, 61379019), (69, 38250693), (117, 22558101), (129, 20459673), (207, 12750231), (299, 8827083), (351, 7519367), (387, 6819891), (559, 4721463), (621, 4250077), (897, 2942361), (989, 2668653), (1161, 2273297), (1677, 1573821), (2691, 980787), (2967, 889551), (5031, 524607), (7603, 347139), (8073, 326929), (8901, 296517), (12857, 205281), (15093, 174869), (22809, 115713), (26703, 98839), (38571, 68427)]