61521411

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{22027}}^1$

素因数の和:22063

約数の個数: 24

約数和(自身を含む): 100447680

約数和(自身を除く): 38926269

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 22027, 66081, 154189, 418513, 462567, 1079323, 1255539, 2929591, 3237969, 8788773, 20507137, 61521411]

約数ペア:

[(1, 61521411), (3, 20507137), (7, 8788773), (19, 3237969), (21, 2929591), (49, 1255539), (57, 1079323), (133, 462567), (147, 418513), (399, 154189), (931, 66081), (2793, 22027)]