156781508828

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{252143}}^1$

素因数の和:252626

約数の個数: 48

約数和(自身を含む): 320243051520

約数和(自身を除く): 163461542692

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 419, 742, 838, 1484, 1676, 2933, 5866, 11732, 22207, 44414, 88828, 155449, 252143, 310898, 504286, 621796, 1008572, 1765001, 3530002, 7060004, 13363579, 26727158, 53454316, 93545053, 105647917, 187090106, 211295834, 374180212, 422591668, 739535419, 1479070838, 2958141676, 5599339601, 11198679202, 22397358404, 39195377207, 78390754414, 156781508828]

約数ペア:

[(1, 156781508828), (2, 78390754414), (4, 39195377207), (7, 22397358404), (14, 11198679202), (28, 5599339601), (53, 2958141676), (106, 1479070838), (212, 739535419), (371, 422591668), (419, 374180212), (742, 211295834), (838, 187090106), (1484, 105647917), (1676, 93545053), (2933, 53454316), (5866, 26727158), (11732, 13363579), (22207, 7060004), (44414, 3530002), (88828, 1765001), (155449, 1008572), (252143, 621796), (310898, 504286)]