138243344

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{97081}}^1$

素因数の和:97178

約数の個数: 20

約数和(自身を含む): 270858780

約数和(自身を除く): 132615436

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 97081, 194162, 388324, 776648, 1553296, 8640209, 17280418, 34560836, 69121672, 138243344]

約数ペア:

[(1, 138243344), (2, 69121672), (4, 34560836), (8, 17280418), (16, 8640209), (89, 1553296), (178, 776648), (356, 388324), (712, 194162), (1424, 97081)]