28728997

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{2293}}^1$

素因数の和:2388

約数の個数: 16

約数和(自身を含む): 33694272

約数和(自身を除く): 4965275

約数列:

[1, 11, 17, 67, 187, 737, 1139, 2293, 12529, 25223, 38981, 153631, 428791, 1689941, 2611727, 28728997]

約数ペア:

[(1, 28728997), (11, 2611727), (17, 1689941), (67, 428791), (187, 153631), (737, 38981), (1139, 25223), (2293, 12529)]