64921149

素因数分解:

$3^3\times {\mathrm{137}}^1\times {\mathrm{17551}}^1$

素因数の和:17697

約数の個数: 16

約数和(自身を含む): 96887040

約数和(自身を除く): 31965891

約数列:

[1, 3, 9, 27, 137, 411, 1233, 3699, 17551, 52653, 157959, 473877, 2404487, 7213461, 21640383, 64921149]

約数ペア:

[(1, 64921149), (3, 21640383), (9, 7213461), (27, 2404487), (137, 473877), (411, 157959), (1233, 52653), (3699, 17551)]