81989982

素因数分解:

$2^1\times 3^4\times {\mathrm{101}}^1\times {\mathrm{5011}}^1$

素因数の和:5126

約数の個数: 40

約数和(自身を含む): 185574312

約数和(自身を除く): 103584330

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 101, 162, 202, 303, 606, 909, 1818, 2727, 5011, 5454, 8181, 10022, 15033, 16362, 30066, 45099, 90198, 135297, 270594, 405891, 506111, 811782, 1012222, 1518333, 3036666, 4554999, 9109998, 13664997, 27329994, 40994991, 81989982]

約数ペア:

[(1, 81989982), (2, 40994991), (3, 27329994), (6, 13664997), (9, 9109998), (18, 4554999), (27, 3036666), (54, 1518333), (81, 1012222), (101, 811782), (162, 506111), (202, 405891), (303, 270594), (606, 135297), (909, 90198), (1818, 45099), (2727, 30066), (5011, 16362), (5454, 15033), (8181, 10022)]