26286988

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{281}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 57040704

約数和(自身を除く): 30753716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 257, 281, 364, 514, 562, 1028, 1124, 1799, 1967, 3341, 3598, 3653, 3934, 6682, 7196, 7306, 7868, 13364, 14612, 23387, 25571, 46774, 51142, 72217, 93548, 102284, 144434, 288868, 505519, 938821, 1011038, 1877642, 2022076, 3755284, 6571747, 13143494, 26286988]

約数ペア:

[(1, 26286988), (2, 13143494), (4, 6571747), (7, 3755284), (13, 2022076), (14, 1877642), (26, 1011038), (28, 938821), (52, 505519), (91, 288868), (182, 144434), (257, 102284), (281, 93548), (364, 72217), (514, 51142), (562, 46774), (1028, 25571), (1124, 23387), (1799, 14612), (1967, 13364), (3341, 7868), (3598, 7306), (3653, 7196), (3934, 6682)]