4994927336721

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{12518614879}}^1$

素因数の和:12518614908

約数の個数: 16

約数和(自身を含む): 8011913523200

約数和(自身を除く): 3016986186479

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 12518614879, 37555844637, 87630304153, 237853682701, 262890912459, 713561048103, 1664975778907, 4994927336721]

約数ペア:

[(1, 4994927336721), (3, 1664975778907), (7, 713561048103), (19, 262890912459), (21, 237853682701), (57, 87630304153), (133, 37555844637), (399, 12518614879)]