163028425

素因数分解:

$5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13121}}^1$

素因数の和:13209

約数の個数: 24

約数和(自身を含む): 234306432

約数和(自身を除く): 71278007

約数列:

[1, 5, 7, 25, 35, 71, 175, 355, 497, 1775, 2485, 12425, 13121, 65605, 91847, 328025, 459235, 931591, 2296175, 4657955, 6521137, 23289775, 32605685, 163028425]

約数ペア:

[(1, 163028425), (5, 32605685), (7, 23289775), (25, 6521137), (35, 4657955), (71, 2296175), (175, 931591), (355, 459235), (497, 328025), (1775, 91847), (2485, 65605), (12425, 13121)]