66740828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{643}}^1$

素因数の和:1002

約数の個数: 48

約数和(自身を含む): 146275584

約数和(自身を除く): 79534756

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 337, 643, 674, 1286, 1348, 2359, 2572, 3707, 4501, 4718, 7073, 7414, 9002, 9436, 14146, 14828, 18004, 25949, 28292, 49511, 51898, 99022, 103796, 198044, 216691, 433382, 866764, 1516837, 2383601, 3033674, 4767202, 6067348, 9534404, 16685207, 33370414, 66740828]

約数ペア:

[(1, 66740828), (2, 33370414), (4, 16685207), (7, 9534404), (11, 6067348), (14, 4767202), (22, 3033674), (28, 2383601), (44, 1516837), (77, 866764), (154, 433382), (308, 216691), (337, 198044), (643, 103796), (674, 99022), (1286, 51898), (1348, 49511), (2359, 28292), (2572, 25949), (3707, 18004), (4501, 14828), (4718, 14146), (7073, 9436), (7414, 9002)]