27307845

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{41}}^2$

素因数の和:131

約数の個数: 54

約数和(自身を含む): 51204114

約数和(自身を除く): 23896269

約数列:

[1, 3, 5, 9, 15, 19, 41, 45, 57, 95, 123, 171, 205, 285, 361, 369, 615, 779, 855, 1083, 1681, 1805, 1845, 2337, 3249, 3895, 5043, 5415, 7011, 8405, 11685, 14801, 15129, 16245, 25215, 31939, 35055, 44403, 74005, 75645, 95817, 133209, 159695, 222015, 287451, 479085, 606841, 666045, 1437255, 1820523, 3034205, 5461569, 9102615, 27307845]

約数ペア:

[(1, 27307845), (3, 9102615), (5, 5461569), (9, 3034205), (15, 1820523), (19, 1437255), (41, 666045), (45, 606841), (57, 479085), (95, 287451), (123, 222015), (171, 159695), (205, 133209), (285, 95817), (361, 75645), (369, 74005), (615, 44403), (779, 35055), (855, 31939), (1083, 25215), (1681, 16245), (1805, 15129), (1845, 14801), (2337, 11685), (3249, 8405), (3895, 7011), (5043, 5415)]