81241812

素因数分解:

$2^2\times 3^3\times {\mathrm{257}}^1\times {\mathrm{2927}}^1$

素因数の和:3197

約数の個数: 48

約数和(自身を含む): 211518720

約数和(自身を除く): 130276908

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 257, 514, 771, 1028, 1542, 2313, 2927, 3084, 4626, 5854, 6939, 8781, 9252, 11708, 13878, 17562, 26343, 27756, 35124, 52686, 79029, 105372, 158058, 316116, 752239, 1504478, 2256717, 3008956, 4513434, 6770151, 9026868, 13540302, 20310453, 27080604, 40620906, 81241812]

約数ペア:

[(1, 81241812), (2, 40620906), (3, 27080604), (4, 20310453), (6, 13540302), (9, 9026868), (12, 6770151), (18, 4513434), (27, 3008956), (36, 2256717), (54, 1504478), (108, 752239), (257, 316116), (514, 158058), (771, 105372), (1028, 79029), (1542, 52686), (2313, 35124), (2927, 27756), (3084, 26343), (4626, 17562), (5854, 13878), (6939, 11708), (8781, 9252)]