28789938

素因数分解:

$2^1\times 3^3\times {\mathrm{431}}^1\times {\mathrm{1237}}^1$

素因数の和:1679

約数の個数: 32

約数和(自身を含む): 64177920

約数和(自身を除く): 35387982

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 431, 862, 1237, 1293, 2474, 2586, 3711, 3879, 7422, 7758, 11133, 11637, 22266, 23274, 33399, 66798, 533147, 1066294, 1599441, 3198882, 4798323, 9596646, 14394969, 28789938]

約数ペア:

[(1, 28789938), (2, 14394969), (3, 9596646), (6, 4798323), (9, 3198882), (18, 1599441), (27, 1066294), (54, 533147), (431, 66798), (862, 33399), (1237, 23274), (1293, 22266), (2474, 11637), (2586, 11133), (3711, 7758), (3879, 7422)]