3720195

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1621}}^1$

素因数の和:1652

約数の個数: 32

約数和(自身を含む): 7007040

約数和(自身を除く): 3286845

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 1621, 2295, 4863, 8105, 14589, 24315, 27557, 43767, 72945, 82671, 137785, 218835, 248013, 413355, 744039, 1240065, 3720195]

約数ペア:

[(1, 3720195), (3, 1240065), (5, 744039), (9, 413355), (15, 248013), (17, 218835), (27, 137785), (45, 82671), (51, 72945), (85, 43767), (135, 27557), (153, 24315), (255, 14589), (459, 8105), (765, 4863), (1621, 2295)]