90212291.000000000

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{159769}}^1$

素因数の和:159921

約数の個数: 24

約数和(自身を含む): 1852053840

約数和(自身を除く): 888966308

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 6028, 159769, 319538, 639076, 1757459, 3514918, 7029836, 21888353, 43776706, 87553412, 240771883, 481543766, 963087532]

約数ペア:

[(1, 963087532), (2, 481543766), (4, 240771883), (11, 87553412), (22, 43776706), (44, 21888353), (137, 7029836), (274, 3514918), (548, 1757459), (1507, 639076), (3014, 319538), (6028, 159769)]