78962828

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{90971}}^1$

素因数の和:91013

約数の個数: 24

約数和(自身を含む): 163021824

約数和(自身を除く): 84058996

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 90971, 181942, 363884, 636797, 1273594, 2547188, 2820101, 5640202, 11280404, 19740707, 39481414, 78962828]

約数ペア:

[(1, 78962828), (2, 39481414), (4, 19740707), (7, 11280404), (14, 5640202), (28, 2820101), (31, 2547188), (62, 1273594), (124, 636797), (217, 363884), (434, 181942), (868, 90971)]