28435284

素因数分解:

$2^2\times 3^2\times {\mathrm{443}}^1\times {\mathrm{1783}}^1$

素因数の和:2236

約数の個数: 36

約数和(自身を含む): 72080736

約数和(自身を除く): 43645452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 443, 886, 1329, 1772, 1783, 2658, 3566, 3987, 5316, 5349, 7132, 7974, 10698, 15948, 16047, 21396, 32094, 64188, 789869, 1579738, 2369607, 3159476, 4739214, 7108821, 9478428, 14217642, 28435284]

約数ペア:

[(1, 28435284), (2, 14217642), (3, 9478428), (4, 7108821), (6, 4739214), (9, 3159476), (12, 2369607), (18, 1579738), (36, 789869), (443, 64188), (886, 32094), (1329, 21396), (1772, 16047), (1783, 15948), (2658, 10698), (3566, 7974), (3987, 7132), (5316, 5349)]