31451289

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{1667}}^1$

素因数の和:2020

約数の個数: 16

約数和(自身を含む): 44302080

約数和(自身を除く): 12850791

約数列:

[1, 3, 19, 57, 331, 993, 1667, 5001, 6289, 18867, 31673, 95019, 551777, 1655331, 10483763, 31451289]

約数ペア:

[(1, 31451289), (3, 10483763), (19, 1655331), (57, 551777), (331, 95019), (993, 31673), (1667, 18867), (5001, 6289)]