28309897

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{991}}^1$

素因数の和:1069

約数の個数: 24

約数和(自身を含む): 36640512

約数和(自身を除く): 8330615

約数列:

[1, 7, 11, 49, 53, 77, 371, 539, 583, 991, 2597, 4081, 6937, 10901, 28567, 48559, 52523, 76307, 367661, 534149, 577753, 2573627, 4044271, 28309897]

約数ペア:

[(1, 28309897), (7, 4044271), (11, 2573627), (49, 577753), (53, 534149), (77, 367661), (371, 76307), (539, 52523), (583, 48559), (991, 28567), (2597, 10901), (4081, 6937)]