2045151507

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5125693}}^1$

素因数の和:5125722

約数の個数: 16

約数和(自身を含む): 3280444160

約数和(自身を除く): 1235292653

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5125693, 15377079, 35879851, 97388167, 107639553, 292164501, 681717169, 2045151507]

約数ペア:

[(1, 2045151507), (3, 681717169), (7, 292164501), (19, 107639553), (21, 97388167), (57, 35879851), (133, 15377079), (399, 5125693)]