201689199

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{19991}}^1$

素因数の和:20075

約数の個数: 24

約数和(自身を含む): 311875200

約数和(自身を除く): 110186001

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3363, 10089, 19991, 59973, 179919, 379829, 1139487, 1179469, 3418461, 3538407, 10615221, 22409911, 67229733, 201689199]

約数ペア:

[(1, 201689199), (3, 67229733), (9, 22409911), (19, 10615221), (57, 3538407), (59, 3418461), (171, 1179469), (177, 1139487), (531, 379829), (1121, 179919), (3363, 59973), (10089, 19991)]