2903523

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{383}}^1$

素因数の和:431

約数の個数: 24

約数和(自身を含む): 4681728

約数和(自身を除く): 1778205

約数列:

[1, 3, 7, 19, 21, 57, 133, 361, 383, 399, 1083, 1149, 2527, 2681, 7277, 7581, 8043, 21831, 50939, 138263, 152817, 414789, 967841, 2903523]

約数ペア:

[(1, 2903523), (3, 967841), (7, 414789), (19, 152817), (21, 138263), (57, 50939), (133, 21831), (361, 8043), (383, 7581), (399, 7277), (1083, 2681), (1149, 2527)]