213529456

素因数分解:

$2^4\times 7^2\times {\mathrm{272359}}^1$

素因数の和:272381

約数の個数: 30

約数和(自身を含む): 481260120

約数和(自身を除く): 267730664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 272359, 544718, 1089436, 1906513, 2178872, 3813026, 4357744, 7626052, 13345591, 15252104, 26691182, 30504208, 53382364, 106764728, 213529456]

約数ペア:

[(1, 213529456), (2, 106764728), (4, 53382364), (7, 30504208), (8, 26691182), (14, 15252104), (16, 13345591), (28, 7626052), (49, 4357744), (56, 3813026), (98, 2178872), (112, 1906513), (196, 1089436), (392, 544718), (784, 272359)]