201478917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{569}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 292533120

約数和(自身を除く): 91054203

約数列:

[1, 3, 17, 51, 53, 131, 159, 393, 569, 901, 1707, 2227, 2703, 6681, 6943, 9673, 20829, 29019, 30157, 74539, 90471, 118031, 223617, 354093, 512669, 1267163, 1538007, 3801489, 3950567, 11851701, 67159639, 201478917]

約数ペア:

[(1, 201478917), (3, 67159639), (17, 11851701), (51, 3950567), (53, 3801489), (131, 1538007), (159, 1267163), (393, 512669), (569, 354093), (901, 223617), (1707, 118031), (2227, 90471), (2703, 74539), (6681, 30157), (6943, 29019), (9673, 20829)]