213710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:128

約数の個数: 32

約数和(自身を含む): 456192

約数和(自身を除く): 242482

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 71, 86, 142, 215, 301, 355, 430, 497, 602, 710, 994, 1505, 2485, 3010, 3053, 4970, 6106, 15265, 21371, 30530, 42742, 106855, 213710]

約数ペア:

[(1, 213710), (2, 106855), (5, 42742), (7, 30530), (10, 21371), (14, 15265), (35, 6106), (43, 4970), (70, 3053), (71, 3010), (86, 2485), (142, 1505), (215, 994), (301, 710), (355, 602), (430, 497)]