78810543

素因数分解:

$3^3\times 7^1\times {\mathrm{503}}^1\times {\mathrm{829}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 133862400

約数和(自身を除く): 55051857

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 503, 829, 1509, 2487, 3521, 4527, 5803, 7461, 10563, 13581, 17409, 22383, 31689, 52227, 95067, 156681, 416987, 1250961, 2918909, 3752883, 8756727, 11258649, 26270181, 78810543]

約数ペア:

[(1, 78810543), (3, 26270181), (7, 11258649), (9, 8756727), (21, 3752883), (27, 2918909), (63, 1250961), (189, 416987), (503, 156681), (829, 95067), (1509, 52227), (2487, 31689), (3521, 22383), (4527, 17409), (5803, 13581), (7461, 10563)]