28704908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{9817}}^1$

素因数の和:9881

約数の個数: 24

約数和(自身を含む): 54430992

約数和(自身を除く): 25726084

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 9817, 19634, 39268, 166889, 333778, 422131, 667556, 844262, 1688524, 7176227, 14352454, 28704908]

約数ペア:

[(1, 28704908), (2, 14352454), (4, 7176227), (17, 1688524), (34, 844262), (43, 667556), (68, 422131), (86, 333778), (172, 166889), (731, 39268), (1462, 19634), (2924, 9817)]