213200042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{43457}}^1$

素因数の和:43693

約数の個数: 16

約数和(自身を含む): 350445312

約数和(自身を除く): 137245270

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4906, 43457, 86914, 478027, 956054, 9690911, 19381822, 106600021, 213200042]

約数ペア:

[(1, 213200042), (2, 106600021), (11, 19381822), (22, 9690911), (223, 956054), (446, 478027), (2453, 86914), (4906, 43457)]