129656552

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{509}}^1\times {\mathrm{1873}}^1$

素因数の和:2405

約数の個数: 32

約数和(自身を含む): 258049800

約数和(自身を除く): 128393248

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 509, 1018, 1873, 2036, 3746, 4072, 7492, 8653, 14984, 17306, 31841, 34612, 63682, 69224, 127364, 254728, 953357, 1906714, 3813428, 7626856, 16207069, 32414138, 64828276, 129656552]

約数ペア:

[(1, 129656552), (2, 64828276), (4, 32414138), (8, 16207069), (17, 7626856), (34, 3813428), (68, 1906714), (136, 953357), (509, 254728), (1018, 127364), (1873, 69224), (2036, 63682), (3746, 34612), (4072, 31841), (7492, 17306), (8653, 14984)]