129357788

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:734

約数の個数: 48

約数和(自身を含む): 266632128

約数和(自身を除く): 137274340

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 281, 287, 401, 562, 574, 802, 1124, 1148, 1604, 1967, 2807, 3934, 5614, 7868, 11228, 11521, 16441, 23042, 32882, 46084, 65764, 80647, 112681, 115087, 161294, 225362, 230174, 322588, 450724, 460348, 788767, 1577534, 3155068, 4619921, 9239842, 18479684, 32339447, 64678894, 129357788]

約数ペア:

[(1, 129357788), (2, 64678894), (4, 32339447), (7, 18479684), (14, 9239842), (28, 4619921), (41, 3155068), (82, 1577534), (164, 788767), (281, 460348), (287, 450724), (401, 322588), (562, 230174), (574, 225362), (802, 161294), (1124, 115087), (1148, 112681), (1604, 80647), (1967, 65764), (2807, 46084), (3934, 32882), (5614, 23042), (7868, 16441), (11228, 11521)]