168521768

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{1663}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 323481600

約数和(自身を除く): 154959832

約数列:

[1, 2, 4, 8, 53, 106, 212, 239, 424, 478, 956, 1663, 1912, 3326, 6652, 12667, 13304, 25334, 50668, 88139, 101336, 176278, 352556, 397457, 705112, 794914, 1589828, 3179656, 21065221, 42130442, 84260884, 168521768]

約数ペア:

[(1, 168521768), (2, 84260884), (4, 42130442), (8, 21065221), (53, 3179656), (106, 1589828), (212, 794914), (239, 705112), (424, 397457), (478, 352556), (956, 176278), (1663, 101336), (1912, 88139), (3326, 50668), (6652, 25334), (12667, 13304)]