1380925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{607}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 2110976

約数和(自身を除く): 730051

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 607, 2275, 3035, 4249, 7891, 15175, 21245, 39455, 55237, 106225, 197275, 276185, 1380925]

約数ペア:

[(1, 1380925), (5, 276185), (7, 197275), (13, 106225), (25, 55237), (35, 39455), (65, 21245), (91, 15175), (175, 7891), (325, 4249), (455, 3035), (607, 2275)]