472821

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1$

素因数の和:220

約数の個数: 16

約数和(自身を含む): 681984

約数和(自身を除く): 209163

約数列:

[1, 3, 17, 51, 73, 127, 219, 381, 1241, 2159, 3723, 6477, 9271, 27813, 157607, 472821]

約数ペア:

[(1, 472821), (3, 157607), (17, 27813), (51, 9271), (73, 6477), (127, 3723), (219, 2159), (381, 1241)]