51918879

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^2$

素因数の和:267

約数の個数: 24

約数和(自身を含む): 72817920

約数和(自身を除く): 20899041

約数列:

[1, 3, 47, 59, 79, 141, 177, 237, 2773, 3713, 4661, 6241, 8319, 11139, 13983, 18723, 219067, 293327, 368219, 657201, 879981, 1104657, 17306293, 51918879]

約数ペア:

[(1, 51918879), (3, 17306293), (47, 1104657), (59, 879981), (79, 657201), (141, 368219), (177, 293327), (237, 219067), (2773, 18723), (3713, 13983), (4661, 11139), (6241, 8319)]