139173985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{19727}}^1$

素因数の和:19832

約数の個数: 16

約数和(自身を含む): 178972416

約数和(自身を除く): 39798431

約数列:

[1, 5, 17, 83, 85, 415, 1411, 7055, 19727, 98635, 335359, 1637341, 1676795, 8186705, 27834797, 139173985]

約数ペア:

[(1, 139173985), (5, 27834797), (17, 8186705), (83, 1676795), (85, 1637341), (415, 335359), (1411, 98635), (7055, 19727)]