1138032721

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{127711}}^1$

素因数の和:127804

約数の個数: 16

約数和(自身を含む): 1389506560

約数和(自身を除く): 251473839

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 127711, 893977, 2426509, 8556637, 16985563, 59896459, 162576103, 1138032721]

約数ペア:

[(1, 1138032721), (7, 162576103), (19, 59896459), (67, 16985563), (133, 8556637), (469, 2426509), (1273, 893977), (8911, 127711)]