27791244

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1381}}^1$

素因数の和:1447

約数の個数: 72

約数和(自身を含む): 77469392

約数和(自身を除く): 49678148

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1381, 1548, 1677, 2236, 2762, 3354, 4143, 5031, 5524, 6708, 8286, 10062, 12429, 16572, 17953, 20124, 24858, 35906, 49716, 53859, 59383, 71812, 107718, 118766, 161577, 178149, 215436, 237532, 323154, 356298, 534447, 646308, 712596, 771979, 1068894, 1543958, 2137788, 2315937, 3087916, 4631874, 6947811, 9263748, 13895622, 27791244]

約数ペア:

[(1, 27791244), (2, 13895622), (3, 9263748), (4, 6947811), (6, 4631874), (9, 3087916), (12, 2315937), (13, 2137788), (18, 1543958), (26, 1068894), (36, 771979), (39, 712596), (43, 646308), (52, 534447), (78, 356298), (86, 323154), (117, 237532), (129, 215436), (156, 178149), (172, 161577), (234, 118766), (258, 107718), (387, 71812), (468, 59383), (516, 53859), (559, 49716), (774, 35906), (1118, 24858), (1381, 20124), (1548, 17953), (1677, 16572), (2236, 12429), (2762, 10062), (3354, 8286), (4143, 6708), (5031, 5524)]