138751912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{6323}}^1$

素因数の和:6553

約数の個数: 32

約数和(自身を含む): 281544480

約数和(自身を除く): 142792568

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 211, 422, 844, 1688, 2743, 5486, 6323, 10972, 12646, 21944, 25292, 50584, 82199, 164398, 328796, 657592, 1334153, 2668306, 5336612, 10673224, 17343989, 34687978, 69375956, 138751912]

約数ペア:

[(1, 138751912), (2, 69375956), (4, 34687978), (8, 17343989), (13, 10673224), (26, 5336612), (52, 2668306), (104, 1334153), (211, 657592), (422, 328796), (844, 164398), (1688, 82199), (2743, 50584), (5486, 25292), (6323, 21944), (10972, 12646)]