42666908

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:1013

約数の個数: 24

約数和(自身を含む): 76437648

約数和(自身を除く): 33770740

約数列:

[1, 2, 4, 53, 106, 212, 313, 626, 643, 1252, 1286, 2572, 16589, 33178, 34079, 66356, 68158, 136316, 201259, 402518, 805036, 10666727, 21333454, 42666908]

約数ペア:

[(1, 42666908), (2, 21333454), (4, 10666727), (53, 805036), (106, 402518), (212, 201259), (313, 136316), (626, 68158), (643, 66356), (1252, 34079), (1286, 33178), (2572, 16589)]