28511613

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{1237}}^1$

素因数の和:1453

約数の個数: 24

約数和(自身を含む): 44612568

約数和(自身を除く): 16100955

約数列:

[1, 3, 9, 13, 39, 117, 197, 591, 1237, 1773, 2561, 3711, 7683, 11133, 16081, 23049, 48243, 144729, 243689, 731067, 2193201, 3167957, 9503871, 28511613]

約数ペア:

[(1, 28511613), (3, 9503871), (9, 3167957), (13, 2193201), (39, 731067), (117, 243689), (197, 144729), (591, 48243), (1237, 23049), (1773, 16081), (2561, 11133), (3711, 7683)]