1331745

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1889}}^1$

素因数の和:1944

約数の個数: 16

約数和(自身を含む): 2177280

約数和(自身を除く): 845535

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 1889, 5667, 9445, 28335, 88783, 266349, 443915, 1331745]

約数ペア:

[(1, 1331745), (3, 443915), (5, 266349), (15, 88783), (47, 28335), (141, 9445), (235, 5667), (705, 1889)]