2797515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:208

約数の個数: 48

約数和(自身を含む): 5660928

約数和(自身を除く): 2863413

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 83, 105, 107, 249, 315, 321, 415, 535, 581, 747, 749, 963, 1245, 1605, 1743, 2247, 2905, 3735, 3745, 4815, 5229, 6741, 8715, 8881, 11235, 26145, 26643, 33705, 44405, 62167, 79929, 133215, 186501, 310835, 399645, 559503, 932505, 2797515]

約数ペア:

[(1, 2797515), (3, 932505), (5, 559503), (7, 399645), (9, 310835), (15, 186501), (21, 133215), (35, 79929), (45, 62167), (63, 44405), (83, 33705), (105, 26643), (107, 26145), (249, 11235), (315, 8881), (321, 8715), (415, 6741), (535, 5229), (581, 4815), (747, 3745), (749, 3735), (963, 2905), (1245, 2247), (1605, 1743)]