281180285638

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1\times {\mathrm{704243}}^1$

素因数の和:704369

約数の個数: 48

約数和(自身を含む): 515168570880

約数和(自身を除く): 233988285242

約数列:

[1, 2, 7, 14, 19, 38, 79, 133, 158, 266, 361, 553, 722, 1106, 1501, 2527, 3002, 5054, 10507, 21014, 28519, 57038, 199633, 399266, 704243, 1408486, 4929701, 9859402, 13380617, 26761234, 55635197, 93664319, 111270394, 187328638, 254231723, 389446379, 508463446, 778892758, 1057068743, 1779622061, 2114137486, 3559244122, 7399481201, 14798962402, 20084306117, 40168612234, 140590142819, 281180285638]

約数ペア:

[(1, 281180285638), (2, 140590142819), (7, 40168612234), (14, 20084306117), (19, 14798962402), (38, 7399481201), (79, 3559244122), (133, 2114137486), (158, 1779622061), (266, 1057068743), (361, 778892758), (553, 508463446), (722, 389446379), (1106, 254231723), (1501, 187328638), (2527, 111270394), (3002, 93664319), (5054, 55635197), (10507, 26761234), (21014, 13380617), (28519, 9859402), (57038, 4929701), (199633, 1408486), (399266, 704243)]