31396617

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9403}}^1$

素因数の和:9469

約数の個数: 24

約数和(自身を含む): 52812864

約数和(自身を除く): 21416247

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 9403, 28209, 65821, 84627, 197463, 498359, 592389, 1495077, 3488513, 4485231, 10465539, 31396617]

約数ペア:

[(1, 31396617), (3, 10465539), (7, 4485231), (9, 3488513), (21, 1495077), (53, 592389), (63, 498359), (159, 197463), (371, 84627), (477, 65821), (1113, 28209), (3339, 9403)]