205639679

素因数分解:

$7^1\times {\mathrm{19}}^3\times {\mathrm{4283}}^1$

素因数の和:4347

約数の個数: 16

約数和(自身を含む): 248129280

約数和(自身を除く): 42489601

約数列:

[1, 7, 19, 133, 361, 2527, 4283, 6859, 29981, 48013, 81377, 569639, 1546163, 10823141, 29377097, 205639679]

約数ペア:

[(1, 205639679), (7, 29377097), (19, 10823141), (133, 1546163), (361, 569639), (2527, 81377), (4283, 48013), (6859, 29981)]