64949911

素因数分解:

${\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 78140160

約数和(自身を除く): 13190249

約数列:

[1, 13, 17, 37, 47, 169, 221, 481, 611, 629, 799, 1739, 2197, 2873, 6253, 7943, 8177, 10387, 22607, 29563, 37349, 81289, 103259, 106301, 135031, 293891, 384319, 1381913, 1755403, 3820583, 4996147, 64949911]

約数ペア:

[(1, 64949911), (13, 4996147), (17, 3820583), (37, 1755403), (47, 1381913), (169, 384319), (221, 293891), (481, 135031), (611, 106301), (629, 103259), (799, 81289), (1739, 37349), (2197, 29563), (2873, 22607), (6253, 10387), (7943, 8177)]