90857786

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1\times {\mathrm{1471}}^1$

素因数の和:1909

約数の個数: 16

約数和(自身を含む): 138309120

約数和(自身を除く): 47451334

約数列:

[1, 2, 89, 178, 347, 694, 1471, 2942, 30883, 61766, 130919, 261838, 510437, 1020874, 45428893, 90857786]

約数ペア:

[(1, 90857786), (2, 45428893), (89, 1020874), (178, 510437), (347, 261838), (694, 130919), (1471, 61766), (2942, 30883)]