207981508

素因数分解:

$2^2\times 7^1\times {\mathrm{1993}}^1\times {\mathrm{3727}}^1$

素因数の和:5731

約数の個数: 24

約数和(自身を含む): 416283392

約数和(自身を除く): 208301884

約数列:

[1, 2, 4, 7, 14, 28, 1993, 3727, 3986, 7454, 7972, 13951, 14908, 26089, 27902, 52178, 55804, 104356, 7427911, 14855822, 29711644, 51995377, 103990754, 207981508]

約数ペア:

[(1, 207981508), (2, 103990754), (4, 51995377), (7, 29711644), (14, 14855822), (28, 7427911), (1993, 104356), (3727, 55804), (3986, 52178), (7454, 27902), (7972, 26089), (13951, 14908)]