263374287

素因数分解:

$3^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{929}}^1$

素因数の和:1036

約数の個数: 32

約数和(自身を含む): 392117760

約数和(自身を除く): 128743473

約数列:

[1, 3, 11, 33, 71, 121, 213, 363, 781, 929, 1331, 2343, 2787, 3993, 8591, 10219, 25773, 30657, 65959, 94501, 112409, 197877, 283503, 337227, 725549, 1236499, 2176647, 3709497, 7981039, 23943117, 87791429, 263374287]

約数ペア:

[(1, 263374287), (3, 87791429), (11, 23943117), (33, 7981039), (71, 3709497), (121, 2176647), (213, 1236499), (363, 725549), (781, 337227), (929, 283503), (1331, 197877), (2343, 112409), (2787, 94501), (3993, 65959), (8591, 30657), (10219, 25773)]