220142671

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{10301}}^1$

素因数の和:10422

約数の個数: 16

約数和(自身を含む): 261093888

約数和(自身を除く): 40951217

約数列:

[1, 7, 43, 71, 301, 497, 3053, 10301, 21371, 72107, 442943, 731371, 3100601, 5119597, 31448953, 220142671]

約数ペア:

[(1, 220142671), (7, 31448953), (43, 5119597), (71, 3100601), (301, 731371), (497, 442943), (3053, 72107), (10301, 21371)]