129772748

素因数分解:

$2^2\times 7^1\times {\mathrm{1447}}^1\times {\mathrm{3203}}^1$

素因数の和:4661

約数の個数: 24

約数和(自身を含む): 259805952

約数和(自身を除く): 130033204

約数列:

[1, 2, 4, 7, 14, 28, 1447, 2894, 3203, 5788, 6406, 10129, 12812, 20258, 22421, 40516, 44842, 89684, 4634741, 9269482, 18538964, 32443187, 64886374, 129772748]

約数ペア:

[(1, 129772748), (2, 64886374), (4, 32443187), (7, 18538964), (14, 9269482), (28, 4634741), (1447, 89684), (2894, 44842), (3203, 40516), (5788, 22421), (6406, 20258), (10129, 12812)]