81707148

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{31091}}^1$

素因数の和:31174

約数の個数: 36

約数和(自身を含む): 209373528

約数和(自身を除く): 127666380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 31091, 62182, 93273, 124364, 186546, 279819, 373092, 559638, 1119276, 2269643, 4539286, 6808929, 9078572, 13617858, 20426787, 27235716, 40853574, 81707148]

約数ペア:

[(1, 81707148), (2, 40853574), (3, 27235716), (4, 20426787), (6, 13617858), (9, 9078572), (12, 6808929), (18, 4539286), (36, 2269643), (73, 1119276), (146, 559638), (219, 373092), (292, 279819), (438, 186546), (657, 124364), (876, 93273), (1314, 62182), (2628, 31091)]