71457424

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{108929}}^1$

素因数の和:108978

約数の個数: 20

約数和(自身を含む): 141826860

約数和(自身を除く): 70369436

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 108929, 217858, 435716, 871432, 1742864, 4466089, 8932178, 17864356, 35728712, 71457424]

約数ペア:

[(1, 71457424), (2, 35728712), (4, 17864356), (8, 8932178), (16, 4466089), (41, 1742864), (82, 871432), (164, 435716), (328, 217858), (656, 108929)]