81236196

素因数分解:

$2^2\times 3^4\times {\mathrm{157}}^1\times {\mathrm{1597}}^1$

素因数の和:1770

約数の個数: 60

約数和(自身を含む): 213853948

約数和(自身を除く): 132617752

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 157, 162, 314, 324, 471, 628, 942, 1413, 1597, 1884, 2826, 3194, 4239, 4791, 5652, 6388, 8478, 9582, 12717, 14373, 16956, 19164, 25434, 28746, 43119, 50868, 57492, 86238, 129357, 172476, 250729, 258714, 501458, 517428, 752187, 1002916, 1504374, 2256561, 3008748, 4513122, 6769683, 9026244, 13539366, 20309049, 27078732, 40618098, 81236196]

約数ペア:

[(1, 81236196), (2, 40618098), (3, 27078732), (4, 20309049), (6, 13539366), (9, 9026244), (12, 6769683), (18, 4513122), (27, 3008748), (36, 2256561), (54, 1504374), (81, 1002916), (108, 752187), (157, 517428), (162, 501458), (314, 258714), (324, 250729), (471, 172476), (628, 129357), (942, 86238), (1413, 57492), (1597, 50868), (1884, 43119), (2826, 28746), (3194, 25434), (4239, 19164), (4791, 16956), (5652, 14373), (6388, 12717), (8478, 9582)]