77426531

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 99821568

約数和(自身を除く): 22395037

約数列:

[1, 7, 13, 43, 47, 91, 301, 329, 421, 559, 611, 2021, 2947, 3913, 4277, 5473, 14147, 18103, 19787, 26273, 38311, 126721, 138509, 183911, 235339, 257231, 850841, 1647373, 1800617, 5955887, 11060933, 77426531]

約数ペア:

[(1, 77426531), (7, 11060933), (13, 5955887), (43, 1800617), (47, 1647373), (91, 850841), (301, 257231), (329, 235339), (421, 183911), (559, 138509), (611, 126721), (2021, 38311), (2947, 26273), (3913, 19787), (4277, 18103), (5473, 14147)]