219211888

素因数分解:

$2^4\times 7^2\times {\mathrm{279607}}^1$

素因数の和:279629

約数の個数: 30

約数和(自身を含む): 494067336

約数和(自身を除く): 274855448

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 279607, 559214, 1118428, 1957249, 2236856, 3914498, 4473712, 7828996, 13700743, 15657992, 27401486, 31315984, 54802972, 109605944, 219211888]

約数ペア:

[(1, 219211888), (2, 109605944), (4, 54802972), (7, 31315984), (8, 27401486), (14, 15657992), (16, 13700743), (28, 7828996), (49, 4473712), (56, 3914498), (98, 2236856), (112, 1957249), (196, 1118428), (392, 559214), (784, 279607)]