1286672764

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{179}}^1\times {\mathrm{1009}}^1$

素因数の和:1342

約数の個数: 48

約数和(自身を含む): 2458663200

約数和(自身を除く): 1171990436

約数列:

[1, 2, 4, 13, 26, 52, 137, 179, 274, 358, 548, 716, 1009, 1781, 2018, 2327, 3562, 4036, 4654, 7124, 9308, 13117, 24523, 26234, 49046, 52468, 98092, 138233, 180611, 276466, 318799, 361222, 552932, 637598, 722444, 1275196, 1797029, 2347943, 3594058, 4695886, 7188116, 9391772, 24743707, 49487414, 98974828, 321668191, 643336382, 1286672764]

約数ペア:

[(1, 1286672764), (2, 643336382), (4, 321668191), (13, 98974828), (26, 49487414), (52, 24743707), (137, 9391772), (179, 7188116), (274, 4695886), (358, 3594058), (548, 2347943), (716, 1797029), (1009, 1275196), (1781, 722444), (2018, 637598), (2327, 552932), (3562, 361222), (4036, 318799), (4654, 276466), (7124, 180611), (9308, 138233), (13117, 98092), (24523, 52468), (26234, 49046)]