220136049

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{9029}}^1$

素因数の和:9091

約数の個数: 40

約数和(自身を含む): 384605760

約数和(自身を除く): 164469711

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 567, 903, 1161, 2709, 3483, 8127, 9029, 24381, 27087, 63203, 81261, 189609, 243783, 388247, 568827, 731349, 1164741, 1706481, 2717729, 3494223, 5119443, 8153187, 10482669, 24459561, 31448007, 73378683, 220136049]

約数ペア:

[(1, 220136049), (3, 73378683), (7, 31448007), (9, 24459561), (21, 10482669), (27, 8153187), (43, 5119443), (63, 3494223), (81, 2717729), (129, 1706481), (189, 1164741), (301, 731349), (387, 568827), (567, 388247), (903, 243783), (1161, 189609), (2709, 81261), (3483, 63203), (8127, 27087), (9029, 24381)]