219873584

素因数分解:

$2^4\times 7^2\times {\mathrm{280451}}^1$

素因数の和:280473

約数の個数: 30

約数和(自身を含む): 495558684

約数和(自身を除く): 275685100

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 280451, 560902, 1121804, 1963157, 2243608, 3926314, 4487216, 7852628, 13742099, 15705256, 27484198, 31410512, 54968396, 109936792, 219873584]

約数ペア:

[(1, 219873584), (2, 109936792), (4, 54968396), (7, 31410512), (8, 27484198), (14, 15705256), (16, 13742099), (28, 7852628), (49, 4487216), (56, 3926314), (98, 2243608), (112, 1963157), (196, 1121804), (392, 560902), (784, 280451)]