28454559

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{401}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 45281280

約数和(自身を除く): 16826721

約数列:

[1, 3, 7, 21, 31, 93, 109, 217, 327, 401, 651, 763, 1203, 2289, 2807, 3379, 8421, 10137, 12431, 23653, 37293, 43709, 70959, 87017, 131127, 261051, 305963, 917889, 1354979, 4064937, 9484853, 28454559]

約数ペア:

[(1, 28454559), (3, 9484853), (7, 4064937), (21, 1354979), (31, 917889), (93, 305963), (109, 261051), (217, 131127), (327, 87017), (401, 70959), (651, 43709), (763, 37293), (1203, 23653), (2289, 12431), (2807, 10137), (3379, 8421)]