247492868

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{519943}}^1$

素因数の和:519971

約数の個数: 24

約数和(自身を含む): 524103552

約数和(自身を除く): 276610684

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 519943, 1039886, 2079772, 3639601, 7279202, 8839031, 14558404, 17678062, 35356124, 61873217, 123746434, 247492868]

約数ペア:

[(1, 247492868), (2, 123746434), (4, 61873217), (7, 35356124), (14, 17678062), (17, 14558404), (28, 8839031), (34, 7279202), (68, 3639601), (119, 2079772), (238, 1039886), (476, 519943)]