16281335

素因数分解:

$5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 23265792

約数和(自身を除く): 6984457

約数列:

[1, 5, 7, 35, 53, 67, 131, 265, 335, 371, 469, 655, 917, 1855, 2345, 3551, 4585, 6943, 8777, 17755, 24857, 34715, 43885, 48601, 61439, 124285, 243005, 307195, 465181, 2325905, 3256267, 16281335]

約数ペア:

[(1, 16281335), (5, 3256267), (7, 2325905), (35, 465181), (53, 307195), (67, 243005), (131, 124285), (265, 61439), (335, 48601), (371, 43885), (469, 34715), (655, 24857), (917, 17755), (1855, 8777), (2345, 6943), (3551, 4585)]