204637895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{349}}^1\times {\mathrm{1523}}^1$

素因数の和:1895

約数の個数: 32

約数和(自身を含む): 307238400

約数和(自身を除く): 102600505

約数列:

[1, 5, 7, 11, 35, 55, 77, 349, 385, 1523, 1745, 2443, 3839, 7615, 10661, 12215, 16753, 19195, 26873, 53305, 83765, 117271, 134365, 531527, 586355, 2657635, 3720689, 5846797, 18603445, 29233985, 40927579, 204637895]

約数ペア:

[(1, 204637895), (5, 40927579), (7, 29233985), (11, 18603445), (35, 5846797), (55, 3720689), (77, 2657635), (349, 586355), (385, 531527), (1523, 134365), (1745, 117271), (2443, 83765), (3839, 53305), (7615, 26873), (10661, 19195), (12215, 16753)]