71988731.000000000

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{31489}}^1$

素因数の和:31517

約数の個数: 48

約数和(自身を含む): 352688000

約数和(自身を除く): 223079276

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 31489, 62978, 94467, 125956, 188934, 220423, 377868, 440846, 661269, 881692, 1322538, 1542961, 2645076, 3085922, 4628883, 6171844, 9257766, 10800727, 18515532, 21601454, 32402181, 43202908, 64804362, 129608724]

約数ペア:

[(1, 129608724), (2, 64804362), (3, 43202908), (4, 32402181), (6, 21601454), (7, 18515532), (12, 10800727), (14, 9257766), (21, 6171844), (28, 4628883), (42, 3085922), (49, 2645076), (84, 1542961), (98, 1322538), (147, 881692), (196, 661269), (294, 440846), (343, 377868), (588, 220423), (686, 188934), (1029, 125956), (1372, 94467), (2058, 62978), (4116, 31489)]