7639938

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1$

素因数の和:367

約数の個数: 48

約数和(自身を含む): 17690400

約数和(自身を除く): 10050462

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 251, 267, 342, 502, 534, 753, 801, 1506, 1602, 1691, 2259, 3382, 4518, 4769, 5073, 9538, 10146, 14307, 15219, 22339, 28614, 30438, 42921, 44678, 67017, 85842, 134034, 201051, 402102, 424441, 848882, 1273323, 2546646, 3819969, 7639938]

約数ペア:

[(1, 7639938), (2, 3819969), (3, 2546646), (6, 1273323), (9, 848882), (18, 424441), (19, 402102), (38, 201051), (57, 134034), (89, 85842), (114, 67017), (171, 44678), (178, 42921), (251, 30438), (267, 28614), (342, 22339), (502, 15219), (534, 14307), (753, 10146), (801, 9538), (1506, 5073), (1602, 4769), (1691, 4518), (2259, 3382)]