15645421

素因数分解:

${\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:193

約数の個数: 24

約数和(自身を含む): 18351872

約数和(自身を除く): 2706451

約数列:

[1, 11, 31, 43, 97, 121, 341, 473, 1067, 1333, 3007, 3751, 4171, 5203, 11737, 14663, 33077, 45881, 129301, 161293, 363847, 504691, 1422311, 15645421]

約数ペア:

[(1, 15645421), (11, 1422311), (31, 504691), (43, 363847), (97, 161293), (121, 129301), (341, 45881), (473, 33077), (1067, 14663), (1333, 11737), (3007, 5203), (3751, 4171)]