156904623738

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{997}}^1\times {\mathrm{123143}}^1$

素因数の和:124219

約数の個数: 48

約数和(自身を含む): 345096775296

約数和(自身を除く): 188192151558

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 997, 1278, 1994, 2991, 5982, 8973, 17946, 70787, 123143, 141574, 212361, 246286, 369429, 424722, 637083, 738858, 1108287, 1274166, 2216574, 8743153, 17486306, 26229459, 52458918, 78688377, 122773571, 157376754, 245547142, 368320713, 736641426, 1104962139, 2209924278, 8716923541, 17433847082, 26150770623, 52301541246, 78452311869, 156904623738]

約数ペア:

[(1, 156904623738), (2, 78452311869), (3, 52301541246), (6, 26150770623), (9, 17433847082), (18, 8716923541), (71, 2209924278), (142, 1104962139), (213, 736641426), (426, 368320713), (639, 245547142), (997, 157376754), (1278, 122773571), (1994, 78688377), (2991, 52458918), (5982, 26229459), (8973, 17486306), (17946, 8743153), (70787, 2216574), (123143, 1274166), (141574, 1108287), (212361, 738858), (246286, 637083), (369429, 424722)]