252453929

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 329510160

約数和(自身を除く): 77056231

約数列:

[1, 7, 13, 49, 61, 73, 89, 91, 427, 511, 623, 637, 793, 949, 1157, 2989, 3577, 4361, 4453, 5429, 5551, 6497, 6643, 8099, 31171, 38003, 38857, 45479, 46501, 56693, 57889, 70577, 84461, 218197, 266021, 318353, 396317, 405223, 494039, 591227, 2774219, 2836561, 3458273, 4138589, 5152121, 19419533, 36064847, 252453929]

約数ペア:

[(1, 252453929), (7, 36064847), (13, 19419533), (49, 5152121), (61, 4138589), (73, 3458273), (89, 2836561), (91, 2774219), (427, 591227), (511, 494039), (623, 405223), (637, 396317), (793, 318353), (949, 266021), (1157, 218197), (2989, 84461), (3577, 70577), (4361, 57889), (4453, 56693), (5429, 46501), (5551, 45479), (6497, 38857), (6643, 38003), (8099, 31171)]