28491591

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{283}}^1\times {\mathrm{907}}^1$

素因数の和:1230

約数の個数: 16

約数和(自身を含む): 39196544

約数和(自身を除く): 10704953

約数列:

[1, 3, 37, 111, 283, 849, 907, 2721, 10471, 31413, 33559, 100677, 256681, 770043, 9497197, 28491591]

約数ペア:

[(1, 28491591), (3, 9497197), (37, 770043), (111, 256681), (283, 100677), (849, 33559), (907, 31413), (2721, 10471)]