65987649

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{251}}^1$

素因数の和:387

約数の個数: 64

約数和(自身を含む): 121927680

約数和(自身を除く): 55940031

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 107, 117, 189, 251, 273, 321, 351, 749, 753, 819, 963, 1391, 1757, 2247, 2259, 2457, 2889, 3263, 4173, 5271, 6741, 6777, 9737, 9789, 12519, 15813, 20223, 22841, 26857, 29211, 29367, 37557, 47439, 68523, 80571, 87633, 88101, 187999, 205569, 241713, 262899, 349141, 563997, 616707, 725139, 1047423, 1691991, 2443987, 3142269, 5075973, 7331961, 9426807, 21995883, 65987649]

約数ペア:

[(1, 65987649), (3, 21995883), (7, 9426807), (9, 7331961), (13, 5075973), (21, 3142269), (27, 2443987), (39, 1691991), (63, 1047423), (91, 725139), (107, 616707), (117, 563997), (189, 349141), (251, 262899), (273, 241713), (321, 205569), (351, 187999), (749, 88101), (753, 87633), (819, 80571), (963, 68523), (1391, 47439), (1757, 37557), (2247, 29367), (2259, 29211), (2457, 26857), (2889, 22841), (3263, 20223), (4173, 15813), (5271, 12519), (6741, 9789), (6777, 9737)]