1158663394

素因数分解:

$2^1\times 7^1\times {\mathrm{1997}}^1\times {\mathrm{41443}}^1$

素因数の和:43449

約数の個数: 16

約数和(自身を含む): 1987322688

約数和(自身を除く): 828659294

約数列:

[1, 2, 7, 14, 1997, 3994, 13979, 27958, 41443, 82886, 290101, 580202, 82761671, 165523342, 579331697, 1158663394]

約数ペア:

[(1, 1158663394), (2, 579331697), (7, 165523342), (14, 82761671), (1997, 580202), (3994, 290101), (13979, 82886), (27958, 41443)]