28212321

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{2861}}^1$

素因数の和:3056

約数の個数: 16

約数和(自身を含む): 39839040

約数和(自身を除く): 11626719

約数列:

[1, 3, 19, 57, 173, 519, 2861, 3287, 8583, 9861, 54359, 163077, 494953, 1484859, 9404107, 28212321]

約数ペア:

[(1, 28212321), (3, 9404107), (19, 1484859), (57, 494953), (173, 163077), (519, 54359), (2861, 9861), (3287, 8583)]