28339659

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{55243}}^1$

素因数の和:55271

約数の個数: 16

約数和(自身を含む): 44195200

約数和(自身を除く): 15855541

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 55243, 165729, 497187, 1049617, 1491561, 3148851, 9446553, 28339659]

約数ペア:

[(1, 28339659), (3, 9446553), (9, 3148851), (19, 1491561), (27, 1049617), (57, 497187), (171, 165729), (513, 55243)]