208839237

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{337}}^1\times {\mathrm{419}}^1$

素因数の和:805

約数の個数: 32

約数和(自身を含む): 306633600

約数和(自身を除く): 97794363

約数列:

[1, 3, 17, 29, 51, 87, 337, 419, 493, 1011, 1257, 1479, 5729, 7123, 9773, 12151, 17187, 21369, 29319, 36453, 141203, 166141, 206567, 423609, 498423, 619701, 2400451, 4094887, 7201353, 12284661, 69613079, 208839237]

約数ペア:

[(1, 208839237), (3, 69613079), (17, 12284661), (29, 7201353), (51, 4094887), (87, 2400451), (337, 619701), (419, 498423), (493, 423609), (1011, 206567), (1257, 166141), (1479, 141203), (5729, 36453), (7123, 29319), (9773, 21369), (12151, 17187)]