1871955

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2447}}^1$

素因数の和:2475

約数の個数: 24

約数和(自身を含む): 3436992

約数和(自身を除く): 1565037

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 2447, 7341, 12235, 22023, 36705, 41599, 110115, 124797, 207995, 374391, 623985, 1871955]

約数ペア:

[(1, 1871955), (3, 623985), (5, 374391), (9, 207995), (15, 124797), (17, 110115), (45, 41599), (51, 36705), (85, 22023), (153, 12235), (255, 7341), (765, 2447)]