28374703

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{571}}^1$

素因数の和:838

約数の個数: 16

約数和(自身を含む): 33679360

約数和(自身を除く): 5304657

約数列:

[1, 7, 31, 217, 229, 571, 1603, 3997, 7099, 17701, 49693, 123907, 130759, 915313, 4053529, 28374703]

約数ペア:

[(1, 28374703), (7, 4053529), (31, 915313), (217, 130759), (229, 123907), (571, 49693), (1603, 17701), (3997, 7099)]