2539269

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 4181760

約数和(自身を除く): 1642491

約数列:

[1, 3, 9, 23, 27, 29, 47, 69, 81, 87, 141, 207, 261, 423, 621, 667, 783, 1081, 1269, 1363, 1863, 2001, 2349, 3243, 3807, 4089, 6003, 9729, 12267, 18009, 29187, 31349, 36801, 54027, 87561, 94047, 110403, 282141, 846423, 2539269]

約数ペア:

[(1, 2539269), (3, 846423), (9, 282141), (23, 110403), (27, 94047), (29, 87561), (47, 54027), (69, 36801), (81, 31349), (87, 29187), (141, 18009), (207, 12267), (261, 9729), (423, 6003), (621, 4089), (667, 3807), (783, 3243), (1081, 2349), (1269, 2001), (1363, 1863)]