64419885

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{787}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 119486016

約数和(自身を除く): 55066131

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 107, 153, 255, 321, 535, 765, 787, 963, 1605, 1819, 2361, 3935, 4815, 5457, 7083, 9095, 11805, 13379, 16371, 27285, 35415, 40137, 66895, 81855, 84209, 120411, 200685, 252627, 421045, 602055, 757881, 1263135, 1431553, 3789405, 4294659, 7157765, 12883977, 21473295, 64419885]

約数ペア:

[(1, 64419885), (3, 21473295), (5, 12883977), (9, 7157765), (15, 4294659), (17, 3789405), (45, 1431553), (51, 1263135), (85, 757881), (107, 602055), (153, 421045), (255, 252627), (321, 200685), (535, 120411), (765, 84209), (787, 81855), (963, 66895), (1605, 40137), (1819, 35415), (2361, 27285), (3935, 16371), (4815, 13379), (5457, 11805), (7083, 9095)]