201318015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{9949}}^1$

素因数の和:10047

約数の個数: 32

約数和(自身を含む): 343872000

約数和(自身を除く): 142553985

約数列:

[1, 3, 5, 15, 19, 57, 71, 95, 213, 285, 355, 1065, 1349, 4047, 6745, 9949, 20235, 29847, 49745, 149235, 189031, 567093, 706379, 945155, 2119137, 2835465, 3531895, 10595685, 13421201, 40263603, 67106005, 201318015]

約数ペア:

[(1, 201318015), (3, 67106005), (5, 40263603), (15, 13421201), (19, 10595685), (57, 3531895), (71, 2835465), (95, 2119137), (213, 945155), (285, 706379), (355, 567093), (1065, 189031), (1349, 149235), (4047, 49745), (6745, 29847), (9949, 20235)]