128573672

素因数分解:

$2^3\times {\mathrm{89}}^2\times {\mathrm{2029}}^1$

素因数の和:2213

約数の個数: 24

約数和(自身を含む): 243934950

約数和(自身を除く): 115361278

約数列:

[1, 2, 4, 8, 89, 178, 356, 712, 2029, 4058, 7921, 8116, 15842, 16232, 31684, 63368, 180581, 361162, 722324, 1444648, 16071709, 32143418, 64286836, 128573672]

約数ペア:

[(1, 128573672), (2, 64286836), (4, 32143418), (8, 16071709), (89, 1444648), (178, 722324), (356, 361162), (712, 180581), (2029, 63368), (4058, 31684), (7921, 16232), (8116, 15842)]