1728000001

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 2163676928

約数和(自身を除く): 435676927

約数列:

[1, 7, 13, 91, 97, 163, 679, 1141, 1201, 1261, 2119, 8407, 8827, 14833, 15613, 15811, 109291, 110677, 116497, 195763, 205543, 815479, 1370341, 1438801, 1514461, 2544919, 10601227, 17814433, 18989011, 132923077, 246857143, 1728000001]

約数ペア:

[(1, 1728000001), (7, 246857143), (13, 132923077), (91, 18989011), (97, 17814433), (163, 10601227), (679, 2544919), (1141, 1514461), (1201, 1438801), (1261, 1370341), (2119, 815479), (8407, 205543), (8827, 195763), (14833, 116497), (15613, 110677), (15811, 109291)]