28701988

素因数分解:

$2^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{4289}}^1$

素因数の和:4539

約数の個数: 24

約数和(自身を含む): 57657600

約数和(自身を除く): 28955612

約数列:

[1, 2, 4, 7, 14, 28, 239, 478, 956, 1673, 3346, 4289, 6692, 8578, 17156, 30023, 60046, 120092, 1025071, 2050142, 4100284, 7175497, 14350994, 28701988]

約数ペア:

[(1, 28701988), (2, 14350994), (4, 7175497), (7, 4100284), (14, 2050142), (28, 1025071), (239, 120092), (478, 60046), (956, 30023), (1673, 17156), (3346, 8578), (4289, 6692)]