138894237

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{270749}}^1$

素因数の和:270777

約数の個数: 16

約数和(自身を含む): 216600000

約数和(自身を除く): 77705763

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 270749, 812247, 2436741, 5144231, 7310223, 15432693, 46298079, 138894237]

約数ペア:

[(1, 138894237), (3, 46298079), (9, 15432693), (19, 7310223), (27, 5144231), (57, 2436741), (171, 812247), (513, 270749)]