64938426

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{220879}}^1$

素因数の和:220898

約数の個数: 24

約数和(自身を含む): 151081920

約数和(自身を除く): 86143494

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 220879, 441758, 662637, 1325274, 1546153, 3092306, 4638459, 9276918, 10823071, 21646142, 32469213, 64938426]

約数ペア:

[(1, 64938426), (2, 32469213), (3, 21646142), (6, 10823071), (7, 9276918), (14, 4638459), (21, 3092306), (42, 1546153), (49, 1325274), (98, 662637), (147, 441758), (294, 220879)]