15428385

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{6997}}^1$

素因数の和:7022

約数の個数: 36

約数和(自身を含む): 31113108

約数和(自身を除く): 15684723

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 6997, 20991, 34985, 48979, 62973, 104955, 146937, 244895, 314865, 342853, 440811, 734685, 1028559, 1714265, 2204055, 3085677, 5142795, 15428385]

約数ペア:

[(1, 15428385), (3, 5142795), (5, 3085677), (7, 2204055), (9, 1714265), (15, 1028559), (21, 734685), (35, 440811), (45, 342853), (49, 314865), (63, 244895), (105, 146937), (147, 104955), (245, 62973), (315, 48979), (441, 34985), (735, 20991), (2205, 6997)]