31931901

素因数分解:

$3^5\times {\mathrm{331}}^1\times {\mathrm{397}}^1$

素因数の和:743

約数の個数: 24

約数和(自身を含む): 48097504

約数和(自身を除く): 16165603

約数列:

[1, 3, 9, 27, 81, 243, 331, 397, 993, 1191, 2979, 3573, 8937, 10719, 26811, 32157, 80433, 96471, 131407, 394221, 1182663, 3547989, 10643967, 31931901]

約数ペア:

[(1, 31931901), (3, 10643967), (9, 3547989), (27, 1182663), (81, 394221), (243, 131407), (331, 96471), (397, 80433), (993, 32157), (1191, 26811), (2979, 10719), (3573, 8937)]