254311161

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{557}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 382475520

約数和(自身を除く): 128164359

約数列:

[1, 3, 13, 23, 39, 69, 299, 509, 557, 897, 1527, 1671, 6617, 7241, 11707, 12811, 19851, 21723, 35121, 38433, 152191, 166543, 283513, 456573, 499629, 850539, 3685669, 6520799, 11057007, 19562397, 84770387, 254311161]

約数ペア:

[(1, 254311161), (3, 84770387), (13, 19562397), (23, 11057007), (39, 6520799), (69, 3685669), (299, 850539), (509, 499629), (557, 456573), (897, 283513), (1527, 166543), (1671, 152191), (6617, 38433), (7241, 35121), (11707, 21723), (12811, 19851)]