1880856765

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{547}}^1\times {\mathrm{1777}}^1$

素因数の和:2378

約数の個数: 48

約数和(自身を含む): 3343948608

約数和(自身を除く): 1463091843

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 547, 645, 1641, 1777, 1935, 2735, 4923, 5331, 8205, 8885, 15993, 23521, 24615, 26655, 70563, 76411, 79965, 117605, 211689, 229233, 352815, 382055, 687699, 972019, 1058445, 1146165, 2916057, 3438495, 4860095, 8748171, 14580285, 41796817, 43740855, 125390451, 208984085, 376171353, 626952255, 1880856765]

約数ペア:

[(1, 1880856765), (3, 626952255), (5, 376171353), (9, 208984085), (15, 125390451), (43, 43740855), (45, 41796817), (129, 14580285), (215, 8748171), (387, 4860095), (547, 3438495), (645, 2916057), (1641, 1146165), (1777, 1058445), (1935, 972019), (2735, 687699), (4923, 382055), (5331, 352815), (8205, 229233), (8885, 211689), (15993, 117605), (23521, 79965), (24615, 76411), (26655, 70563)]