821041272

素因数分解:

$2^3\times 3^4\times {\mathrm{29}}^1\times {\mathrm{43691}}^1$

素因数の和:43738

約数の個数: 80

約数和(自身を含む): 2379029400

約数和(自身を除く): 1557988128

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 54, 58, 72, 81, 87, 108, 116, 162, 174, 216, 232, 261, 324, 348, 522, 648, 696, 783, 1044, 1566, 2088, 2349, 3132, 4698, 6264, 9396, 18792, 43691, 87382, 131073, 174764, 262146, 349528, 393219, 524292, 786438, 1048584, 1179657, 1267039, 1572876, 2359314, 2534078, 3145752, 3538971, 3801117, 4718628, 5068156, 7077942, 7602234, 9437256, 10136312, 11403351, 14155884, 15204468, 22806702, 28311768, 30408936, 34210053, 45613404, 68420106, 91226808, 102630159, 136840212, 205260318, 273680424, 410520636, 821041272]

約数ペア:

[(1, 821041272), (2, 410520636), (3, 273680424), (4, 205260318), (6, 136840212), (8, 102630159), (9, 91226808), (12, 68420106), (18, 45613404), (24, 34210053), (27, 30408936), (29, 28311768), (36, 22806702), (54, 15204468), (58, 14155884), (72, 11403351), (81, 10136312), (87, 9437256), (108, 7602234), (116, 7077942), (162, 5068156), (174, 4718628), (216, 3801117), (232, 3538971), (261, 3145752), (324, 2534078), (348, 2359314), (522, 1572876), (648, 1267039), (696, 1179657), (783, 1048584), (1044, 786438), (1566, 524292), (2088, 393219), (2349, 349528), (3132, 262146), (4698, 174764), (6264, 131073), (9396, 87382), (18792, 43691)]