28877628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{10889}}^1$

素因数の和:10926

約数の個数: 48

約数和(自身を含む): 76839840

約数和(自身を除く): 47962212

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 10889, 21778, 32667, 43556, 65334, 130668, 141557, 185113, 283114, 370226, 424671, 555339, 566228, 740452, 849342, 1110678, 1698684, 2221356, 2406469, 4812938, 7219407, 9625876, 14438814, 28877628]

約数ペア:

[(1, 28877628), (2, 14438814), (3, 9625876), (4, 7219407), (6, 4812938), (12, 2406469), (13, 2221356), (17, 1698684), (26, 1110678), (34, 849342), (39, 740452), (51, 566228), (52, 555339), (68, 424671), (78, 370226), (102, 283114), (156, 185113), (204, 141557), (221, 130668), (442, 65334), (663, 43556), (884, 32667), (1326, 21778), (2652, 10889)]