291207167982

素因数分解:

$2^1\times 3^4\times {\mathrm{157}}^1\times {\mathrm{727}}^1\times {\mathrm{15749}}^1$

素因数の和:16647

約数の個数: 80

約数和(自身を含む): 657620964000

約数和(自身を除く): 366413796018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 157, 162, 314, 471, 727, 942, 1413, 1454, 2181, 2826, 4239, 4362, 6543, 8478, 12717, 13086, 15749, 19629, 25434, 31498, 39258, 47247, 58887, 94494, 114139, 117774, 141741, 228278, 283482, 342417, 425223, 684834, 850446, 1027251, 1275669, 2054502, 2472593, 2551338, 3081753, 4945186, 6163506, 7417779, 9245259, 11449523, 14835558, 18490518, 22253337, 22899046, 34348569, 44506674, 66760011, 68697138, 103045707, 133520022, 200280033, 206091414, 309137121, 400560066, 618274242, 927411363, 1797575111, 1854822726, 3595150222, 5392725333, 10785450666, 16178175999, 32356351998, 48534527997, 97069055994, 145603583991, 291207167982]

約数ペア:

[(1, 291207167982), (2, 145603583991), (3, 97069055994), (6, 48534527997), (9, 32356351998), (18, 16178175999), (27, 10785450666), (54, 5392725333), (81, 3595150222), (157, 1854822726), (162, 1797575111), (314, 927411363), (471, 618274242), (727, 400560066), (942, 309137121), (1413, 206091414), (1454, 200280033), (2181, 133520022), (2826, 103045707), (4239, 68697138), (4362, 66760011), (6543, 44506674), (8478, 34348569), (12717, 22899046), (13086, 22253337), (15749, 18490518), (19629, 14835558), (25434, 11449523), (31498, 9245259), (39258, 7417779), (47247, 6163506), (58887, 4945186), (94494, 3081753), (114139, 2551338), (117774, 2472593), (141741, 2054502), (228278, 1275669), (283482, 1027251), (342417, 850446), (425223, 684834)]