1800000087

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{313}}^1\times {\mathrm{503}}^1$

素因数の和:959

約数の個数: 32

約数和(自身を含む): 2501710848

約数和(自身を除く): 701710761

約数列:

[1, 3, 37, 103, 111, 309, 313, 503, 939, 1509, 3811, 11433, 11581, 18611, 32239, 34743, 51809, 55833, 96717, 155427, 157439, 472317, 1192843, 1916933, 3578529, 5750799, 5825243, 16216217, 17475729, 48648651, 600000029, 1800000087]

約数ペア:

[(1, 1800000087), (3, 600000029), (37, 48648651), (103, 17475729), (111, 16216217), (309, 5825243), (313, 5750799), (503, 3578529), (939, 1916933), (1509, 1192843), (3811, 472317), (11433, 157439), (11581, 155427), (18611, 96717), (32239, 55833), (34743, 51809)]