154911351

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{1951}}^1$

素因数の和:2179

約数の個数: 32

約数和(自身を含む): 249856000

約数和(自身を除く): 94944649

約数列:

[1, 3, 7, 19, 21, 57, 133, 199, 399, 597, 1393, 1951, 3781, 4179, 5853, 11343, 13657, 26467, 37069, 40971, 79401, 111207, 259483, 388249, 778449, 1164747, 2717743, 7376731, 8153229, 22130193, 51637117, 154911351]

約数ペア:

[(1, 154911351), (3, 51637117), (7, 22130193), (19, 8153229), (21, 7376731), (57, 2717743), (133, 1164747), (199, 778449), (399, 388249), (597, 259483), (1393, 111207), (1951, 79401), (3781, 40971), (4179, 37069), (5853, 26467), (11343, 13657)]