278660733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{127}}^2\times {\mathrm{443}}^1$

素因数の和:713

約数の個数: 24

約数和(自身を含む): 404214048

約数和(自身を除く): 125553315

約数列:

[1, 3, 13, 39, 127, 381, 443, 1329, 1651, 4953, 5759, 16129, 17277, 48387, 56261, 168783, 209677, 629031, 731393, 2194179, 7145147, 21435441, 92886911, 278660733]

約数ペア:

[(1, 278660733), (3, 92886911), (13, 21435441), (39, 7145147), (127, 2194179), (381, 731393), (443, 629031), (1329, 209677), (1651, 168783), (4953, 56261), (5759, 48387), (16129, 17277)]