256577338

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1\times {\mathrm{5839}}^1$

素因数の和:6141

約数の個数: 16

約数和(自身を含む): 390205440

約数和(自身を除く): 133628102

約数列:

[1, 2, 127, 173, 254, 346, 5839, 11678, 21971, 43942, 741553, 1010147, 1483106, 2020294, 128288669, 256577338]

約数ペア:

[(1, 256577338), (2, 128288669), (127, 2020294), (173, 1483106), (254, 1010147), (346, 741553), (5839, 43942), (11678, 21971)]