78741719

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{25741}}^1$

素因数の和:25790

約数の個数: 16

約数和(自身を含む): 98849280

約数和(自身を除く): 20107561

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 25741, 180187, 489079, 592043, 3423553, 4144301, 11248817, 78741719]

約数ペア:

[(1, 78741719), (7, 11248817), (19, 4144301), (23, 3423553), (133, 592043), (161, 489079), (437, 180187), (3059, 25741)]