128220318

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{2437}}^1$

素因数の和:2561

約数の個数: 48

約数和(自身を含む): 289049280

約数和(自身を除く): 160828962

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 79, 111, 158, 222, 237, 333, 474, 666, 711, 1422, 2437, 2923, 4874, 5846, 7311, 8769, 14622, 17538, 21933, 26307, 43866, 52614, 90169, 180338, 192523, 270507, 385046, 541014, 577569, 811521, 1155138, 1623042, 1732707, 3465414, 7123351, 14246702, 21370053, 42740106, 64110159, 128220318]

約数ペア:

[(1, 128220318), (2, 64110159), (3, 42740106), (6, 21370053), (9, 14246702), (18, 7123351), (37, 3465414), (74, 1732707), (79, 1623042), (111, 1155138), (158, 811521), (222, 577569), (237, 541014), (333, 385046), (474, 270507), (666, 192523), (711, 180338), (1422, 90169), (2437, 52614), (2923, 43866), (4874, 26307), (5846, 21933), (7311, 17538), (8769, 14622)]