139331329

素因数分解:

${\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{619}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 147847680

約数和(自身を除く): 8516351

約数列:

[1, 31, 53, 137, 619, 1643, 4247, 7261, 19189, 32807, 84803, 225091, 1017017, 2628893, 4494559, 139331329]

約数ペア:

[(1, 139331329), (31, 4494559), (53, 2628893), (137, 1017017), (619, 225091), (1643, 84803), (4247, 32807), (7261, 19189)]