72278985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283447}}^1$

素因数の和:283472

約数の個数: 16

約数和(自身を含む): 122449536

約数和(自身を除く): 50170551

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 283447, 850341, 1417235, 4251705, 4818599, 14455797, 24092995, 72278985]

約数ペア:

[(1, 72278985), (3, 24092995), (5, 14455797), (15, 4818599), (17, 4251705), (51, 1417235), (85, 850341), (255, 283447)]