156978937486

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{311}}^1\times {\mathrm{259381}}^1$

素因数の和:259840

約数の個数: 32

約数和(自身を含む): 271915338240

約数和(自身を除く): 114936400754

約数列:

[1, 2, 7, 14, 139, 278, 311, 622, 973, 1946, 2177, 4354, 43229, 86458, 259381, 302603, 518762, 605206, 1815667, 3631334, 36053959, 72107918, 80667491, 161334982, 252377713, 504755426, 564672437, 1129344874, 11212781249, 22425562498, 78489468743, 156978937486]

約数ペア:

[(1, 156978937486), (2, 78489468743), (7, 22425562498), (14, 11212781249), (139, 1129344874), (278, 564672437), (311, 504755426), (622, 252377713), (973, 161334982), (1946, 80667491), (2177, 72107918), (4354, 36053959), (43229, 3631334), (86458, 1815667), (259381, 605206), (302603, 518762)]