251005833

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1301}}^1$

素因数の和:1434

約数の個数: 48

約数和(自身を含む): 418004496

約数和(自身を除く): 166998663

約数列:

[1, 3, 9, 13, 17, 39, 51, 97, 117, 153, 221, 291, 663, 873, 1261, 1301, 1649, 1989, 3783, 3903, 4947, 11349, 11709, 14841, 16913, 21437, 22117, 50739, 64311, 66351, 126197, 152217, 192933, 199053, 287521, 378591, 862563, 1135773, 1640561, 2145349, 2587689, 4921683, 6436047, 14765049, 19308141, 27889537, 83668611, 251005833]

約数ペア:

[(1, 251005833), (3, 83668611), (9, 27889537), (13, 19308141), (17, 14765049), (39, 6436047), (51, 4921683), (97, 2587689), (117, 2145349), (153, 1640561), (221, 1135773), (291, 862563), (663, 378591), (873, 287521), (1261, 199053), (1301, 192933), (1649, 152217), (1989, 126197), (3783, 66351), (3903, 64311), (4947, 50739), (11349, 22117), (11709, 21437), (14841, 16913)]