201663777

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{751}}^1$

素因数の和:1453

約数の個数: 32

約数和(自身を含む): 324382720

約数和(自身を除く): 122718943

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 673, 751, 2019, 2253, 4711, 5257, 12787, 14133, 14269, 15771, 38361, 42807, 89509, 99883, 268527, 299649, 505423, 1516269, 3537961, 9603037, 10613883, 28809111, 67221259, 201663777]

約数ペア:

[(1, 201663777), (3, 67221259), (7, 28809111), (19, 10613883), (21, 9603037), (57, 3537961), (133, 1516269), (399, 505423), (673, 299649), (751, 268527), (2019, 99883), (2253, 89509), (4711, 42807), (5257, 38361), (12787, 15771), (14133, 14269)]