1681291256

素因数分解:

$2^3\times {\mathrm{5531}}^1\times {\mathrm{37997}}^1$

素因数の和:43534

約数の個数: 16

約数和(自身を含む): 3153074040

約数和(自身を除く): 1471782784

約数列:

[1, 2, 4, 8, 5531, 11062, 22124, 37997, 44248, 75994, 151988, 303976, 210161407, 420322814, 840645628, 1681291256]

約数ペア:

[(1, 1681291256), (2, 840645628), (4, 420322814), (8, 210161407), (5531, 303976), (11062, 151988), (22124, 75994), (37997, 44248)]