57478215

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{29251}}^1$

素因数の和:29390

約数の個数: 16

約数和(自身を含む): 92670336

約数和(自身を除く): 35192121

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 29251, 87753, 146255, 438765, 3831881, 11495643, 19159405, 57478215]

約数ペア:

[(1, 57478215), (3, 19159405), (5, 11495643), (15, 3831881), (131, 438765), (393, 146255), (655, 87753), (1965, 29251)]