15419919919103

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{457}}^1\times {\mathrm{120829}}^1$

素因数の和:121480

約数の個数: 48

約数和(自身を含む): 18547801322400

約数和(自身を除く): 3127881403297

約数列:

[1, 7, 41, 49, 139, 287, 457, 973, 2009, 3199, 5699, 6811, 18737, 22393, 39893, 63523, 120829, 131159, 279251, 444661, 845803, 918113, 2604443, 3112627, 4953989, 5920621, 16795231, 18231101, 34677923, 55218853, 117566617, 127617707, 242745461, 386531971, 688604471, 822966319, 2263972973, 2705723797, 4820231297, 7675420567, 15847810811, 33741619079, 53727943969, 110934675677, 314692243247, 376095607783, 2202845702729, 15419919919103]

約数ペア:

[(1, 15419919919103), (7, 2202845702729), (41, 376095607783), (49, 314692243247), (139, 110934675677), (287, 53727943969), (457, 33741619079), (973, 15847810811), (2009, 7675420567), (3199, 4820231297), (5699, 2705723797), (6811, 2263972973), (18737, 822966319), (22393, 688604471), (39893, 386531971), (63523, 242745461), (120829, 127617707), (131159, 117566617), (279251, 55218853), (444661, 34677923), (845803, 18231101), (918113, 16795231), (2604443, 5920621), (3112627, 4953989)]