72015021

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{205171}}^1$

素因数の和:205193

約数の個数: 16

約数和(自身を含む): 114896320

約数和(自身を除く): 42881299

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 205171, 615513, 1846539, 2667223, 5539617, 8001669, 24005007, 72015021]

約数ペア:

[(1, 72015021), (3, 24005007), (9, 8001669), (13, 5539617), (27, 2667223), (39, 1846539), (117, 615513), (351, 205171)]