87571965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1\times {\mathrm{821}}^1$

素因数の和:1389

約数の個数: 32

約数和(自身を含む): 151353216

約数和(自身を除く): 63781251

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 547, 821, 1641, 2463, 2735, 4105, 7111, 8205, 10673, 12315, 21333, 32019, 35555, 53365, 106665, 160095, 449087, 1347261, 2245435, 5838131, 6736305, 17514393, 29190655, 87571965]

約数ペア:

[(1, 87571965), (3, 29190655), (5, 17514393), (13, 6736305), (15, 5838131), (39, 2245435), (65, 1347261), (195, 449087), (547, 160095), (821, 106665), (1641, 53365), (2463, 35555), (2735, 32019), (4105, 21333), (7111, 12315), (8205, 10673)]