189862778

素因数分解:

$2^1\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{6791}}^1$

素因数の和:8797

約数の個数: 16

約数和(自身を含む): 325689984

約数和(自身を除く): 135827206

約数列:

[1, 2, 7, 14, 1997, 3994, 6791, 13582, 13979, 27958, 47537, 95074, 13561627, 27123254, 94931389, 189862778]

約数ペア:

[(1, 189862778), (2, 94931389), (7, 27123254), (14, 13561627), (1997, 95074), (3994, 47537), (6791, 27958), (13582, 13979)]