398942013

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{53171}}^1$

素因数の和:53276

約数の個数: 16

約数和(自身を含む): 553839552

約数和(自身を除く): 154897539

約数列:

[1, 3, 41, 61, 123, 183, 2501, 7503, 53171, 159513, 2180011, 3243431, 6540033, 9730293, 132980671, 398942013]

約数ペア:

[(1, 398942013), (3, 132980671), (41, 9730293), (61, 6540033), (123, 3243431), (183, 2180011), (2501, 159513), (7503, 53171)]