219890517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^3\times {\mathrm{7867}}^1$

素因数の和:7910

約数の個数: 32

約数和(自身を含む): 368600064

約数和(自身を除く): 148709547

約数列:

[1, 3, 7, 11, 21, 33, 77, 121, 231, 363, 847, 1331, 2541, 3993, 7867, 9317, 23601, 27951, 55069, 86537, 165207, 259611, 605759, 951907, 1817277, 2855721, 6663349, 10470977, 19990047, 31412931, 73296839, 219890517]

約数ペア:

[(1, 219890517), (3, 73296839), (7, 31412931), (11, 19990047), (21, 10470977), (33, 6663349), (77, 2855721), (121, 1817277), (231, 951907), (363, 605759), (847, 259611), (1331, 165207), (2541, 86537), (3993, 55069), (7867, 27951), (9317, 23601)]