2531912481

素因数分解:

$3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{293351}}^1$

素因数の和:293501

約数の個数: 24

約数和(自身を含む): 4210187904

約数和(自身を除く): 1678275423

約数列:

[1, 3, 7, 9, 21, 63, 137, 411, 959, 1233, 2877, 8631, 293351, 880053, 2053457, 2640159, 6160371, 18481113, 40189087, 120567261, 281323609, 361701783, 843970827, 2531912481]

約数ペア:

[(1, 2531912481), (3, 843970827), (7, 361701783), (9, 281323609), (21, 120567261), (63, 40189087), (137, 18481113), (411, 6160371), (959, 2640159), (1233, 2053457), (2877, 880053), (8631, 293351)]