991897297

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{18149}}^1$

素因数の和:18264

約数の個数: 16

約数和(自身を含む): 1073318400

約数和(自身を除く): 81421103

約数列:

[1, 31, 41, 43, 1271, 1333, 1763, 18149, 54653, 562619, 744109, 780407, 23067379, 24192617, 31996687, 991897297]

約数ペア:

[(1, 991897297), (31, 31996687), (41, 24192617), (43, 23067379), (1271, 780407), (1333, 744109), (1763, 562619), (18149, 54653)]