13978569

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{9851}}^1$

素因数の和:9908

約数の個数: 16

約数和(自身を含む): 20807424

約数和(自身を除く): 6828855

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 9851, 29553, 108361, 325083, 423593, 1270779, 4659523, 13978569]

約数ペア:

[(1, 13978569), (3, 4659523), (11, 1270779), (33, 423593), (43, 325083), (129, 108361), (473, 29553), (1419, 9851)]