9970175

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:259

約数の個数: 24

約数和(自身を含む): 12936672

約数和(自身を除く): 2966497

約数列:

[1, 5, 25, 41, 71, 137, 205, 355, 685, 1025, 1775, 2911, 3425, 5617, 9727, 14555, 28085, 48635, 72775, 140425, 243175, 398807, 1994035, 9970175]

約数ペア:

[(1, 9970175), (5, 1994035), (25, 398807), (41, 243175), (71, 140425), (137, 72775), (205, 48635), (355, 28085), (685, 14555), (1025, 9727), (1775, 5617), (2911, 3425)]