199874922

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2591}}^1$

素因数の和:2675

約数の個数: 64

約数和(自身を含む): 459841536

約数和(自身を除く): 259966614

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 43, 46, 69, 78, 86, 129, 138, 258, 299, 559, 598, 897, 989, 1118, 1677, 1794, 1978, 2591, 2967, 3354, 5182, 5934, 7773, 12857, 15546, 25714, 33683, 38571, 59593, 67366, 77142, 101049, 111413, 119186, 178779, 202098, 222826, 334239, 357558, 668478, 774709, 1448369, 1549418, 2324127, 2562499, 2896738, 4345107, 4648254, 5124998, 7687497, 8690214, 15374994, 33312487, 66624974, 99937461, 199874922]

約数ペア:

[(1, 199874922), (2, 99937461), (3, 66624974), (6, 33312487), (13, 15374994), (23, 8690214), (26, 7687497), (39, 5124998), (43, 4648254), (46, 4345107), (69, 2896738), (78, 2562499), (86, 2324127), (129, 1549418), (138, 1448369), (258, 774709), (299, 668478), (559, 357558), (598, 334239), (897, 222826), (989, 202098), (1118, 178779), (1677, 119186), (1794, 111413), (1978, 101049), (2591, 77142), (2967, 67366), (3354, 59593), (5182, 38571), (5934, 33683), (7773, 25714), (12857, 15546)]