83984579

素因数分解:

$7^5\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:317

約数の個数: 24

約数和(自身を含む): 103530240

約数和(自身を除く): 19545661

約数列:

[1, 7, 19, 49, 133, 263, 343, 931, 1841, 2401, 4997, 6517, 12887, 16807, 34979, 45619, 90209, 244853, 319333, 631463, 1713971, 4420241, 11997797, 83984579]

約数ペア:

[(1, 83984579), (7, 11997797), (19, 4420241), (49, 1713971), (133, 631463), (263, 319333), (343, 244853), (931, 90209), (1841, 45619), (2401, 34979), (4997, 16807), (6517, 12887)]