28547743

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{797}}^1$

素因数の和:871

約数の個数: 24

約数和(自身を含む): 36024912

約数和(自身を除く): 7477169

約数列:

[1, 7, 17, 43, 49, 119, 301, 731, 797, 833, 2107, 5117, 5579, 13549, 34271, 35819, 39053, 94843, 239897, 582607, 663901, 1679279, 4078249, 28547743]

約数ペア:

[(1, 28547743), (7, 4078249), (17, 1679279), (43, 663901), (49, 582607), (119, 239897), (301, 94843), (731, 39053), (797, 35819), (833, 34271), (2107, 13549), (5117, 5579)]