827687672

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1\times {\mathrm{2003}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 1823800320

約数和(自身を除く): 996112648

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 157, 188, 314, 329, 376, 628, 658, 1099, 1256, 1316, 2003, 2198, 2632, 4006, 4396, 7379, 8012, 8792, 14021, 14758, 16024, 28042, 29516, 51653, 56084, 59032, 94141, 103306, 112168, 188282, 206612, 314471, 376564, 413224, 628942, 658987, 753128, 1257884, 1317974, 2201297, 2515768, 2635948, 4402594, 5271896, 8805188, 14780137, 17610376, 29560274, 59120548, 103460959, 118241096, 206921918, 413843836, 827687672]

約数ペア:

[(1, 827687672), (2, 413843836), (4, 206921918), (7, 118241096), (8, 103460959), (14, 59120548), (28, 29560274), (47, 17610376), (56, 14780137), (94, 8805188), (157, 5271896), (188, 4402594), (314, 2635948), (329, 2515768), (376, 2201297), (628, 1317974), (658, 1257884), (1099, 753128), (1256, 658987), (1316, 628942), (2003, 413224), (2198, 376564), (2632, 314471), (4006, 206612), (4396, 188282), (7379, 112168), (8012, 103306), (8792, 94141), (14021, 59032), (14758, 56084), (16024, 51653), (28042, 29516)]