31915444

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 66495744

約数和(自身を除く): 34580300

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 47, 61, 92, 94, 121, 122, 188, 242, 244, 253, 484, 506, 517, 671, 1012, 1034, 1081, 1342, 1403, 2068, 2162, 2684, 2783, 2806, 2867, 4324, 5566, 5612, 5687, 5734, 7381, 11132, 11374, 11468, 11891, 14762, 15433, 22748, 23782, 29524, 30866, 31537, 47564, 61732, 63074, 65941, 126148, 130801, 131882, 169763, 261602, 263764, 339526, 346907, 523204, 679052, 693814, 725351, 1387628, 1450702, 2901404, 7978861, 15957722, 31915444]

約数ペア:

[(1, 31915444), (2, 15957722), (4, 7978861), (11, 2901404), (22, 1450702), (23, 1387628), (44, 725351), (46, 693814), (47, 679052), (61, 523204), (92, 346907), (94, 339526), (121, 263764), (122, 261602), (188, 169763), (242, 131882), (244, 130801), (253, 126148), (484, 65941), (506, 63074), (517, 61732), (671, 47564), (1012, 31537), (1034, 30866), (1081, 29524), (1342, 23782), (1403, 22748), (2068, 15433), (2162, 14762), (2684, 11891), (2783, 11468), (2806, 11374), (2867, 11132), (4324, 7381), (5566, 5734), (5612, 5687)]