128672376

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{765907}}^1$

素因数の和:765923

約数の個数: 32

約数和(自身を含む): 367635840

約数和(自身を除く): 238963464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 765907, 1531814, 2297721, 3063628, 4595442, 5361349, 6127256, 9190884, 10722698, 16084047, 18381768, 21445396, 32168094, 42890792, 64336188, 128672376]

約数ペア:

[(1, 128672376), (2, 64336188), (3, 42890792), (4, 32168094), (6, 21445396), (7, 18381768), (8, 16084047), (12, 10722698), (14, 9190884), (21, 6127256), (24, 5361349), (28, 4595442), (42, 3063628), (56, 2297721), (84, 1531814), (168, 765907)]