87218019

素因数分解:

$3^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{8707}}^1$

素因数の和:8776

約数の個数: 32

約数和(自身を含む): 150474240

約数和(自身を除く): 63256221

約数列:

[1, 3, 7, 9, 21, 27, 53, 63, 159, 189, 371, 477, 1113, 1431, 3339, 8707, 10017, 26121, 60949, 78363, 182847, 235089, 461471, 548541, 1384413, 1645623, 3230297, 4153239, 9690891, 12459717, 29072673, 87218019]

約数ペア:

[(1, 87218019), (3, 29072673), (7, 12459717), (9, 9690891), (21, 4153239), (27, 3230297), (53, 1645623), (63, 1384413), (159, 548541), (189, 461471), (371, 235089), (477, 182847), (1113, 78363), (1431, 60949), (3339, 26121), (8707, 10017)]