27081615

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 48875904

約数和(自身を除く): 21794289

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 121, 129, 165, 215, 347, 363, 473, 605, 645, 1041, 1419, 1735, 1815, 2365, 3817, 5203, 5205, 7095, 11451, 14921, 15609, 19085, 26015, 41987, 44763, 57255, 74605, 78045, 125961, 164131, 209935, 223815, 492393, 629805, 820655, 1805441, 2461965, 5416323, 9027205, 27081615]

約数ペア:

[(1, 27081615), (3, 9027205), (5, 5416323), (11, 2461965), (15, 1805441), (33, 820655), (43, 629805), (55, 492393), (121, 223815), (129, 209935), (165, 164131), (215, 125961), (347, 78045), (363, 74605), (473, 57255), (605, 44763), (645, 41987), (1041, 26015), (1419, 19085), (1735, 15609), (1815, 14921), (2365, 11451), (3817, 7095), (5203, 5205)]