78921909

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{821}}^1\times {\mathrm{971}}^1$

素因数の和:1809

約数の個数: 24

約数和(自身を含む): 124641504

約数和(自身を除く): 45719595

約数列:

[1, 3, 9, 11, 33, 99, 821, 971, 2463, 2913, 7389, 8739, 9031, 10681, 27093, 32043, 81279, 96129, 797191, 2391573, 7174719, 8769101, 26307303, 78921909]

約数ペア:

[(1, 78921909), (3, 26307303), (9, 8769101), (11, 7174719), (33, 2391573), (99, 797191), (821, 96129), (971, 81279), (2463, 32043), (2913, 27093), (7389, 10681), (8739, 9031)]