858407847

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{1291}}^1\times {\mathrm{20149}}^1$

素因数の和:21454

約数の個数: 16

約数和(自身を含む): 1249622400

約数和(自身を除く): 391214553

約数列:

[1, 3, 11, 33, 1291, 3873, 14201, 20149, 42603, 60447, 221639, 664917, 26012359, 78037077, 286135949, 858407847]

約数ペア:

[(1, 858407847), (3, 286135949), (11, 78037077), (33, 26012359), (1291, 664917), (3873, 221639), (14201, 60447), (20149, 42603)]