28892321854

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{9661}}^1\times {\mathrm{135937}}^1$

素因数の和:145611

約数の個数: 16

約数和(自身を含む): 47283586416

約数和(自身を除く): 18391264562

約数列:

[1, 2, 11, 22, 9661, 19322, 106271, 135937, 212542, 271874, 1495307, 2990614, 1313287357, 2626574714, 14446160927, 28892321854]

約数ペア:

[(1, 28892321854), (2, 14446160927), (11, 2626574714), (22, 1313287357), (9661, 2990614), (19322, 1495307), (106271, 271874), (135937, 212542)]