472895423

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67489}}^1$

素因数の和:67527

約数の個数: 24

約数和(自身を含む): 646284240

約数和(自身を除く): 173388817

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 67489, 472423, 742379, 877357, 3306961, 5196653, 6141499, 9650927, 36376571, 42990493, 67556489, 472895423]

約数ペア:

[(1, 472895423), (7, 67556489), (11, 42990493), (13, 36376571), (49, 9650927), (77, 6141499), (91, 5196653), (143, 3306961), (539, 877357), (637, 742379), (1001, 472423), (7007, 67489)]