138675628

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{380977}}^1$

素因数の和:381001

約数の個数: 24

約数和(自身を含む): 298686752

約数和(自身を除く): 160011124

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 380977, 761954, 1523908, 2666839, 4952701, 5333678, 9905402, 10667356, 19810804, 34668907, 69337814, 138675628]

約数ペア:

[(1, 138675628), (2, 69337814), (4, 34668907), (7, 19810804), (13, 10667356), (14, 9905402), (26, 5333678), (28, 4952701), (52, 2666839), (91, 1523908), (182, 761954), (364, 380977)]