207976395

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{433}}^1$

素因数の和:564

約数の個数: 64

約数和(自身を含む): 377975808

約数和(自身を除く): 169999413

約数列:

[1, 3, 5, 11, 15, 33, 41, 55, 71, 123, 165, 205, 213, 355, 433, 451, 615, 781, 1065, 1299, 1353, 2165, 2255, 2343, 2911, 3905, 4763, 6495, 6765, 8733, 11715, 14289, 14555, 17753, 23815, 30743, 32021, 43665, 53259, 71445, 88765, 92229, 96063, 153715, 160105, 195283, 266295, 338173, 461145, 480315, 585849, 976415, 1014519, 1260463, 1690865, 2929245, 3781389, 5072595, 6302315, 13865093, 18906945, 41595279, 69325465, 207976395]

約数ペア:

[(1, 207976395), (3, 69325465), (5, 41595279), (11, 18906945), (15, 13865093), (33, 6302315), (41, 5072595), (55, 3781389), (71, 2929245), (123, 1690865), (165, 1260463), (205, 1014519), (213, 976415), (355, 585849), (433, 480315), (451, 461145), (615, 338173), (781, 266295), (1065, 195283), (1299, 160105), (1353, 153715), (2165, 96063), (2255, 92229), (2343, 88765), (2911, 71445), (3905, 53259), (4763, 43665), (6495, 32021), (6765, 30743), (8733, 23815), (11715, 17753), (14289, 14555)]