81145701

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{99079}}^1$

素因数の和:99105

約数の個数: 24

約数和(自身を含む): 144260480

約数和(自身を除く): 63114779

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 99079, 297237, 693553, 891711, 1288027, 2080659, 3864081, 6241977, 9016189, 11592243, 27048567, 81145701]

約数ペア:

[(1, 81145701), (3, 27048567), (7, 11592243), (9, 9016189), (13, 6241977), (21, 3864081), (39, 2080659), (63, 1288027), (91, 891711), (117, 693553), (273, 297237), (819, 99079)]