79840719

素因数分解:

$3^2\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2251}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 132093312

約数和(自身を除く): 52252593

約数列:

[1, 3, 7, 9, 21, 63, 563, 1689, 2251, 3941, 5067, 6753, 11823, 15757, 20259, 35469, 47271, 141813, 1267313, 3801939, 8871191, 11405817, 26613573, 79840719]

約数ペア:

[(1, 79840719), (3, 26613573), (7, 11405817), (9, 8871191), (21, 3801939), (63, 1267313), (563, 141813), (1689, 47271), (2251, 35469), (3941, 20259), (5067, 15757), (6753, 11823)]