158781681

素因数分解:

$3^3\times {\mathrm{293}}^1\times {\mathrm{20071}}^1$

素因数の和:20373

約数の個数: 16

約数和(自身を含む): 236046720

約数和(自身を除く): 77265039

約数列:

[1, 3, 9, 27, 293, 879, 2637, 7911, 20071, 60213, 180639, 541917, 5880803, 17642409, 52927227, 158781681]

約数ペア:

[(1, 158781681), (3, 52927227), (9, 17642409), (27, 5880803), (293, 541917), (879, 180639), (2637, 60213), (7911, 20071)]