26228209

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2832

約数の個数: 16

約数和(自身を含む): 31680000

約数和(自身を除く): 5451791

約数列:

[1, 7, 29, 47, 203, 329, 1363, 2749, 9541, 19243, 79721, 129203, 558047, 904421, 3746887, 26228209]

約数ペア:

[(1, 26228209), (7, 3746887), (29, 904421), (47, 558047), (203, 129203), (329, 79721), (1363, 19243), (2749, 9541)]