28233830

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{68863}}^1$

素因数の和:68911

約数の個数: 16

約数和(自身を含む): 52061184

約数和(自身を除く): 23827354

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 68863, 137726, 344315, 688630, 2823383, 5646766, 14116915, 28233830]

約数ペア:

[(1, 28233830), (2, 14116915), (5, 5646766), (10, 2823383), (41, 688630), (82, 344315), (205, 137726), (410, 68863)]