208497172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{17509}}^1$

素因数の和:17755

約数の個数: 24

約数和(自身を含む): 394675400

約数和(自身を除く): 186178228

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 916, 2977, 5954, 11908, 17509, 35018, 70036, 227617, 455234, 910468, 4009561, 8019122, 16038244, 52124293, 104248586, 208497172]

約数ペア:

[(1, 208497172), (2, 104248586), (4, 52124293), (13, 16038244), (26, 8019122), (52, 4009561), (229, 910468), (458, 455234), (916, 227617), (2977, 70036), (5954, 35018), (11908, 17509)]