78135771

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1733}}^1$

素因数の和:1875

約数の個数: 32

約数和(自身を含む): 126512640

約数和(自身を除く): 48376869

約数列:

[1, 3, 7, 19, 21, 57, 113, 133, 339, 399, 791, 1733, 2147, 2373, 5199, 6441, 12131, 15029, 32927, 36393, 45087, 98781, 195829, 230489, 587487, 691467, 1370803, 3720751, 4112409, 11162253, 26045257, 78135771]

約数ペア:

[(1, 78135771), (3, 26045257), (7, 11162253), (19, 4112409), (21, 3720751), (57, 1370803), (113, 691467), (133, 587487), (339, 230489), (399, 195829), (791, 98781), (1733, 45087), (2147, 36393), (2373, 32927), (5199, 15029), (6441, 12131)]