28521441

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{769}}^1$

素因数の和:1105

約数の個数: 24

約数和(自身を含む): 44564520

約数和(自身を除く): 16043079

約数列:

[1, 3, 9, 13, 39, 117, 317, 769, 951, 2307, 2853, 4121, 6921, 9997, 12363, 29991, 37089, 89973, 243773, 731319, 2193957, 3169049, 9507147, 28521441]

約数ペア:

[(1, 28521441), (3, 9507147), (9, 3169049), (13, 2193957), (39, 731319), (117, 243773), (317, 89973), (769, 37089), (951, 29991), (2307, 12363), (2853, 9997), (4121, 6921)]