28484361

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{827}}^1$

素因数の和:965

約数の個数: 24

約数和(自身を含む): 42625440

約数和(自身を除く): 14141079

約数列:

[1, 3, 9, 43, 89, 129, 267, 387, 801, 827, 2481, 3827, 7443, 11481, 34443, 35561, 73603, 106683, 220809, 320049, 662427, 3164929, 9494787, 28484361]

約数ペア:

[(1, 28484361), (3, 9494787), (9, 3164929), (43, 662427), (89, 320049), (129, 220809), (267, 106683), (387, 73603), (801, 35561), (827, 34443), (2481, 11481), (3827, 7443)]