138510407

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{257}}^1\times {\mathrm{647}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 171530784

約数和(自身を除く): 33020377

約数列:

[1, 7, 17, 49, 119, 257, 647, 833, 1799, 4369, 4529, 10999, 12593, 30583, 31703, 76993, 166279, 214081, 538951, 1163953, 2826743, 8147671, 19787201, 138510407]

約数ペア:

[(1, 138510407), (7, 19787201), (17, 8147671), (49, 2826743), (119, 1163953), (257, 538951), (647, 214081), (833, 166279), (1799, 76993), (4369, 31703), (4529, 30583), (10999, 12593)]