2778908

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:613

約数の個数: 24

約数和(自身を含む): 5355504

約数和(自身を除く): 2576596

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 461, 548, 922, 1507, 1844, 3014, 5071, 6028, 10142, 20284, 63157, 126314, 252628, 694727, 1389454, 2778908]

約数ペア:

[(1, 2778908), (2, 1389454), (4, 694727), (11, 252628), (22, 126314), (44, 63157), (137, 20284), (274, 10142), (461, 6028), (548, 5071), (922, 3014), (1507, 1844)]