28256076

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{8819}}^1$

素因数の和:8918

約数の個数: 36

約数和(自身を含む): 72235800

約数和(自身を除く): 43979724

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 8819, 17638, 26457, 35276, 52914, 79371, 105828, 158742, 317484, 784891, 1569782, 2354673, 3139564, 4709346, 7064019, 9418692, 14128038, 28256076]

約数ペア:

[(1, 28256076), (2, 14128038), (3, 9418692), (4, 7064019), (6, 4709346), (9, 3139564), (12, 2354673), (18, 1569782), (36, 784891), (89, 317484), (178, 158742), (267, 105828), (356, 79371), (534, 52914), (801, 35276), (1068, 26457), (1602, 17638), (3204, 8819)]