81852444

素因数分解:

$2^2\times 3^4\times {\mathrm{257}}^1\times {\mathrm{983}}^1$

素因数の和:1256

約数の個数: 60

約数和(自身を含む): 215029584

約数和(自身を除く): 133177140

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 257, 324, 514, 771, 983, 1028, 1542, 1966, 2313, 2949, 3084, 3932, 4626, 5898, 6939, 8847, 9252, 11796, 13878, 17694, 20817, 26541, 27756, 35388, 41634, 53082, 79623, 83268, 106164, 159246, 252631, 318492, 505262, 757893, 1010524, 1515786, 2273679, 3031572, 4547358, 6821037, 9094716, 13642074, 20463111, 27284148, 40926222, 81852444]

約数ペア:

[(1, 81852444), (2, 40926222), (3, 27284148), (4, 20463111), (6, 13642074), (9, 9094716), (12, 6821037), (18, 4547358), (27, 3031572), (36, 2273679), (54, 1515786), (81, 1010524), (108, 757893), (162, 505262), (257, 318492), (324, 252631), (514, 159246), (771, 106164), (983, 83268), (1028, 79623), (1542, 53082), (1966, 41634), (2313, 35388), (2949, 27756), (3084, 26541), (3932, 20817), (4626, 17694), (5898, 13878), (6939, 11796), (8847, 9252)]