211247984

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{10639}}^1$

素因数の和:10737

約数の個数: 40

約数和(自身を含む): 439346880

約数和(自身を除く): 228098896

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 73, 136, 146, 272, 292, 584, 1168, 1241, 2482, 4964, 9928, 10639, 19856, 21278, 42556, 85112, 170224, 180863, 361726, 723452, 776647, 1446904, 1553294, 2893808, 3106588, 6213176, 12426352, 13202999, 26405998, 52811996, 105623992, 211247984]

約数ペア:

[(1, 211247984), (2, 105623992), (4, 52811996), (8, 26405998), (16, 13202999), (17, 12426352), (34, 6213176), (68, 3106588), (73, 2893808), (136, 1553294), (146, 1446904), (272, 776647), (292, 723452), (584, 361726), (1168, 180863), (1241, 170224), (2482, 85112), (4964, 42556), (9928, 21278), (10639, 19856)]