28760144

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1217}}^1$

素因数の和:1443

約数の個数: 40

約数和(自身を含む): 64037568

約数和(自身を除く): 35277424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1217, 1477, 1688, 2434, 2954, 3376, 4868, 5908, 8519, 9736, 11816, 17038, 19472, 23632, 34076, 68152, 136304, 256787, 513574, 1027148, 1797509, 2054296, 3595018, 4108592, 7190036, 14380072, 28760144]

約数ペア:

[(1, 28760144), (2, 14380072), (4, 7190036), (7, 4108592), (8, 3595018), (14, 2054296), (16, 1797509), (28, 1027148), (56, 513574), (112, 256787), (211, 136304), (422, 68152), (844, 34076), (1217, 23632), (1477, 19472), (1688, 17038), (2434, 11816), (2954, 9736), (3376, 8519), (4868, 5908)]