18468375

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{2897}}^1$

素因数の和:2932

約数の個数: 32

約数和(自身を含む): 32550336

約数和(自身を除く): 14081961

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 125, 255, 375, 425, 1275, 2125, 2897, 6375, 8691, 14485, 43455, 49249, 72425, 147747, 217275, 246245, 362125, 738735, 1086375, 1231225, 3693675, 6156125, 18468375]

約数ペア:

[(1, 18468375), (3, 6156125), (5, 3693675), (15, 1231225), (17, 1086375), (25, 738735), (51, 362125), (75, 246245), (85, 217275), (125, 147747), (255, 72425), (375, 49249), (425, 43455), (1275, 14485), (2125, 8691), (2897, 6375)]