211624959

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45599}}^1$

素因数の和:45639

約数の個数: 32

約数和(自身を含む): 367718400

約数和(自身を除く): 156093441

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 45599, 136797, 319193, 592787, 775183, 957579, 1778361, 2325549, 4149509, 5426281, 10077379, 12448527, 16278843, 30232137, 70541653, 211624959]

約数ペア:

[(1, 211624959), (3, 70541653), (7, 30232137), (13, 16278843), (17, 12448527), (21, 10077379), (39, 5426281), (51, 4149509), (91, 2325549), (119, 1778361), (221, 957579), (273, 775183), (357, 592787), (663, 319193), (1547, 136797), (4641, 45599)]