2391777

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:293

約数の個数: 24

約数和(自身を含む): 3706560

約数和(自身を除く): 1314783

約数列:

[1, 3, 9, 19, 57, 71, 171, 197, 213, 591, 639, 1349, 1773, 3743, 4047, 11229, 12141, 13987, 33687, 41961, 125883, 265753, 797259, 2391777]

約数ペア:

[(1, 2391777), (3, 797259), (9, 265753), (19, 125883), (57, 41961), (71, 33687), (171, 13987), (197, 12141), (213, 11229), (591, 4047), (639, 3743), (1349, 1773)]