2007664515

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{209459}}^1$

素因数の和:209544

約数の個数: 32

約数和(自身を含む): 3619468800

約数和(自身を除く): 1611804285

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 209459, 628377, 1047295, 1885131, 3141885, 5655393, 9425655, 14871589, 28276965, 44614767, 74357945, 133844301, 223073835, 401532903, 669221505, 2007664515]

約数ペア:

[(1, 2007664515), (3, 669221505), (5, 401532903), (9, 223073835), (15, 133844301), (27, 74357945), (45, 44614767), (71, 28276965), (135, 14871589), (213, 9425655), (355, 5655393), (639, 3141885), (1065, 1885131), (1917, 1047295), (3195, 628377), (9585, 209459)]