61427331

素因数分解:

$3^2\times 7^2\times {\mathrm{139291}}^1$

素因数の和:139311

約数の個数: 18

約数和(自身を含む): 103215372

約数和(自身を除く): 41788041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 139291, 417873, 975037, 1253619, 2925111, 6825259, 8775333, 20475777, 61427331]

約数ペア:

[(1, 61427331), (3, 20475777), (7, 8775333), (9, 6825259), (21, 2925111), (49, 1253619), (63, 975037), (147, 417873), (441, 139291)]