253254001

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{769}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 353928960

約数和(自身を除く): 100674959

約数列:

[1, 7, 11, 13, 47, 49, 77, 91, 143, 329, 517, 539, 611, 637, 769, 1001, 2303, 3619, 4277, 5383, 6721, 7007, 8459, 9997, 25333, 29939, 36143, 37681, 47047, 59213, 69979, 109967, 253001, 329329, 397573, 414491, 469859, 489853, 769769, 1771007, 2783011, 3289013, 5168449, 5388383, 19481077, 23023091, 36179143, 253254001]

約数ペア:

[(1, 253254001), (7, 36179143), (11, 23023091), (13, 19481077), (47, 5388383), (49, 5168449), (77, 3289013), (91, 2783011), (143, 1771007), (329, 769769), (517, 489853), (539, 469859), (611, 414491), (637, 397573), (769, 329329), (1001, 253001), (2303, 109967), (3619, 69979), (4277, 59213), (5383, 47047), (6721, 37681), (7007, 36143), (8459, 29939), (9997, 25333)]