15109985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6389}}^1$

素因数の和:6448

約数の個数: 16

約数和(自身を含む): 20243520

約数和(自身を除く): 5133535

約数列:

[1, 5, 11, 43, 55, 215, 473, 2365, 6389, 31945, 70279, 274727, 351395, 1373635, 3021997, 15109985]

約数ペア:

[(1, 15109985), (5, 3021997), (11, 1373635), (43, 351395), (55, 274727), (215, 70279), (473, 31945), (2365, 6389)]