2005291305

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{2971}}^1$

素因数の和:3318

約数の個数: 48

約数和(自身を含む): 3555130176

約数和(自身を除く): 1549838871

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 283, 477, 795, 849, 1415, 2385, 2547, 2971, 4245, 8913, 12735, 14855, 14999, 26739, 44565, 44997, 74995, 133695, 134991, 157463, 224985, 472389, 674955, 787315, 840793, 1417167, 2361945, 2522379, 4203965, 7085835, 7567137, 12611895, 37835685, 44562029, 133686087, 222810145, 401058261, 668430435, 2005291305]

約数ペア:

[(1, 2005291305), (3, 668430435), (5, 401058261), (9, 222810145), (15, 133686087), (45, 44562029), (53, 37835685), (159, 12611895), (265, 7567137), (283, 7085835), (477, 4203965), (795, 2522379), (849, 2361945), (1415, 1417167), (2385, 840793), (2547, 787315), (2971, 674955), (4245, 472389), (8913, 224985), (12735, 157463), (14855, 134991), (14999, 133695), (26739, 74995), (44565, 44997)]