87987897

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{61487}}^1$

素因数の和:61549

約数の個数: 16

約数和(自身を含む): 132814080

約数和(自身を除く): 44826183

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 61487, 184461, 553383, 1660149, 3258811, 9776433, 29329299, 87987897]

約数ペア:

[(1, 87987897), (3, 29329299), (9, 9776433), (27, 3258811), (53, 1660149), (159, 553383), (477, 184461), (1431, 61487)]