131344568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{743}}^1\times {\mathrm{1163}}^1$

素因数の和:1931

約数の個数: 32

約数和(自身を含む): 259804800

約数和(自身を除く): 128460232

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 743, 1163, 1486, 2326, 2972, 4652, 5944, 9304, 14117, 22097, 28234, 44194, 56468, 88388, 112936, 176776, 864109, 1728218, 3456436, 6912872, 16418071, 32836142, 65672284, 131344568]

約数ペア:

[(1, 131344568), (2, 65672284), (4, 32836142), (8, 16418071), (19, 6912872), (38, 3456436), (76, 1728218), (152, 864109), (743, 176776), (1163, 112936), (1486, 88388), (2326, 56468), (2972, 44194), (4652, 28234), (5944, 22097), (9304, 14117)]