421193291905

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{631}}^1\times {\mathrm{163403}}^1$

素因数の和:164101

約数の個数: 32

約数和(自身を含む): 545272611840

約数和(自身を除く): 124079319935

約数列:

[1, 5, 19, 43, 95, 215, 631, 817, 3155, 4085, 11989, 27133, 59945, 135665, 163403, 515527, 817015, 2577635, 3104657, 7026329, 15523285, 35131645, 103107293, 133500251, 515536465, 667501255, 1959038567, 4433613599, 9795192835, 22168067995, 84238658381, 421193291905]

約数ペア:

[(1, 421193291905), (5, 84238658381), (19, 22168067995), (43, 9795192835), (95, 4433613599), (215, 1959038567), (631, 667501255), (817, 515536465), (3155, 133500251), (4085, 103107293), (11989, 35131645), (27133, 15523285), (59945, 7026329), (135665, 3104657), (163403, 2577635), (515527, 817015)]