156721159

素因数分解:

$7^3\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 32

約数和(自身を含む): 192067200

約数和(自身を除く): 35346041

約数列:

[1, 7, 37, 49, 53, 233, 259, 343, 371, 1631, 1813, 1961, 2597, 8621, 11417, 12349, 12691, 13727, 18179, 60347, 79919, 86443, 96089, 422429, 456913, 605101, 672623, 2957003, 3198391, 4235707, 22388737, 156721159]

約数ペア:

[(1, 156721159), (7, 22388737), (37, 4235707), (49, 3198391), (53, 2957003), (233, 672623), (259, 605101), (343, 456913), (371, 422429), (1631, 96089), (1813, 86443), (1961, 79919), (2597, 60347), (8621, 18179), (11417, 13727), (12349, 12691)]