31434284

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{367}}^1$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 70479360

約数和(自身を除く): 39045076

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 49, 76, 92, 98, 133, 161, 196, 266, 322, 367, 437, 532, 644, 734, 874, 931, 1127, 1468, 1748, 1862, 2254, 2569, 3059, 3724, 4508, 5138, 6118, 6973, 8441, 10276, 12236, 13946, 16882, 17983, 21413, 27892, 33764, 35966, 42826, 48811, 59087, 71932, 85652, 97622, 118174, 160379, 195244, 236348, 320758, 341677, 413609, 641516, 683354, 827218, 1122653, 1366708, 1654436, 2245306, 4490612, 7858571, 15717142, 31434284]

約数ペア:

[(1, 31434284), (2, 15717142), (4, 7858571), (7, 4490612), (14, 2245306), (19, 1654436), (23, 1366708), (28, 1122653), (38, 827218), (46, 683354), (49, 641516), (76, 413609), (92, 341677), (98, 320758), (133, 236348), (161, 195244), (196, 160379), (266, 118174), (322, 97622), (367, 85652), (437, 71932), (532, 59087), (644, 48811), (734, 42826), (874, 35966), (931, 33764), (1127, 27892), (1468, 21413), (1748, 17983), (1862, 16882), (2254, 13946), (2569, 12236), (3059, 10276), (3724, 8441), (4508, 6973), (5138, 6118)]