2487129219

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{18803}}^1$

素因数の和:18909

約数の個数: 40

約数和(自身を含む): 3931690752

約数和(自身を除く): 1444561533

約数列:

[1, 3, 9, 23, 27, 69, 71, 81, 207, 213, 621, 639, 1633, 1863, 1917, 4899, 5751, 14697, 18803, 44091, 56409, 132273, 169227, 432469, 507681, 1297407, 1335013, 1523043, 3892221, 4005039, 11676663, 12015117, 30705299, 35029989, 36045351, 92115897, 108136053, 276347691, 829043073, 2487129219]

約数ペア:

[(1, 2487129219), (3, 829043073), (9, 276347691), (23, 108136053), (27, 92115897), (69, 36045351), (71, 35029989), (81, 30705299), (207, 12015117), (213, 11676663), (621, 4005039), (639, 3892221), (1633, 1523043), (1863, 1335013), (1917, 1297407), (4899, 507681), (5751, 432469), (14697, 169227), (18803, 132273), (44091, 56409)]