9916389

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 17791488

約数和(自身を除く): 7875099

約数列:

[1, 3, 7, 9, 17, 21, 47, 51, 63, 119, 141, 153, 197, 329, 357, 423, 591, 799, 987, 1071, 1379, 1773, 2397, 2961, 3349, 4137, 5593, 7191, 9259, 10047, 12411, 16779, 23443, 27777, 30141, 50337, 64813, 70329, 83331, 157403, 194439, 210987, 472209, 583317, 1101821, 1416627, 3305463, 9916389]

約数ペア:

[(1, 9916389), (3, 3305463), (7, 1416627), (9, 1101821), (17, 583317), (21, 472209), (47, 210987), (51, 194439), (63, 157403), (119, 83331), (141, 70329), (153, 64813), (197, 50337), (329, 30141), (357, 27777), (423, 23443), (591, 16779), (799, 12411), (987, 10047), (1071, 9259), (1379, 7191), (1773, 5593), (2397, 4137), (2961, 3349)]