28123242

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9431}}^1$

素因数の和:9514

約数の個数: 32

約数和(自身を含む): 65193984

約数和(自身を除く): 37070742

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 9431, 18862, 28293, 56586, 66017, 132034, 198051, 396102, 669601, 1339202, 2008803, 4017606, 4687207, 9374414, 14061621, 28123242]

約数ペア:

[(1, 28123242), (2, 14061621), (3, 9374414), (6, 4687207), (7, 4017606), (14, 2008803), (21, 1339202), (42, 669601), (71, 396102), (142, 198051), (213, 132034), (426, 66017), (497, 56586), (994, 28293), (1491, 18862), (2982, 9431)]