2474745

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1$

素因数の和:79

約数の個数: 64

約数和(自身を含む): 5107200

約数和(自身を除く): 2632455

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 37, 39, 49, 65, 91, 105, 111, 147, 185, 195, 245, 259, 273, 343, 455, 481, 555, 637, 735, 777, 1029, 1295, 1365, 1443, 1715, 1813, 1911, 2405, 3185, 3367, 3885, 4459, 5145, 5439, 7215, 9065, 9555, 10101, 12691, 13377, 16835, 22295, 23569, 27195, 38073, 50505, 63455, 66885, 70707, 117845, 164983, 190365, 353535, 494949, 824915, 2474745]

約数ペア:

[(1, 2474745), (3, 824915), (5, 494949), (7, 353535), (13, 190365), (15, 164983), (21, 117845), (35, 70707), (37, 66885), (39, 63455), (49, 50505), (65, 38073), (91, 27195), (105, 23569), (111, 22295), (147, 16835), (185, 13377), (195, 12691), (245, 10101), (259, 9555), (273, 9065), (343, 7215), (455, 5439), (481, 5145), (555, 4459), (637, 3885), (735, 3367), (777, 3185), (1029, 2405), (1295, 1911), (1365, 1813), (1443, 1715)]