204490955

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{1283}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 248500224

約数和(自身を除く): 44009269

約数列:

[1, 5, 127, 251, 635, 1255, 1283, 6415, 31877, 159385, 162941, 322033, 814705, 1610165, 40898191, 204490955]

約数ペア:

[(1, 204490955), (5, 40898191), (127, 1610165), (251, 814705), (635, 322033), (1255, 162941), (1283, 159385), (6415, 31877)]