213185834405

素因数分解:

$5^1\times {\mathrm{641}}^1\times {\mathrm{1627}}^1\times {\mathrm{40883}}^1$

素因数の和:43156

約数の個数: 16

約数和(自身を含む): 256385853504

約数和(自身を除く): 43200019099

約数列:

[1, 5, 641, 1627, 3205, 8135, 40883, 204415, 1042907, 5214535, 26206003, 66516641, 131030015, 332583205, 42637166881, 213185834405]

約数ペア:

[(1, 213185834405), (5, 42637166881), (641, 332583205), (1627, 131030015), (3205, 66516641), (8135, 26206003), (40883, 5214535), (204415, 1042907)]