28212737

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2957}}^1$

素因数の和:3040

約数の個数: 16

約数和(自身を含む): 34076160

約数和(自身を除く): 5863423

約数列:

[1, 7, 29, 47, 203, 329, 1363, 2957, 9541, 20699, 85753, 138979, 600271, 972853, 4030391, 28212737]

約数ペア:

[(1, 28212737), (7, 4030391), (29, 972853), (47, 600271), (203, 138979), (329, 85753), (1363, 20699), (2957, 9541)]