201153945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{397}}^1\times {\mathrm{1987}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 341808768

約数和(自身を除く): 140654823

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 397, 1191, 1985, 1987, 5955, 5961, 6749, 9935, 20247, 29805, 33745, 33779, 101235, 101337, 168895, 506685, 788839, 2366517, 3944195, 11832585, 13410263, 40230789, 67051315, 201153945]

約数ペア:

[(1, 201153945), (3, 67051315), (5, 40230789), (15, 13410263), (17, 11832585), (51, 3944195), (85, 2366517), (255, 788839), (397, 506685), (1191, 168895), (1985, 101337), (1987, 101235), (5955, 33779), (5961, 33745), (6749, 29805), (9935, 20247)]