71819517

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{4259}}^1$

素因数の和:4353

約数の個数: 32

約数和(自身を含む): 121052160

約数和(自身を除く): 49232643

約数列:

[1, 3, 7, 11, 21, 33, 73, 77, 219, 231, 511, 803, 1533, 2409, 4259, 5621, 12777, 16863, 29813, 46849, 89439, 140547, 310907, 327943, 932721, 983829, 2176349, 3419977, 6529047, 10259931, 23939839, 71819517]

約数ペア:

[(1, 71819517), (3, 23939839), (7, 10259931), (11, 6529047), (21, 3419977), (33, 2176349), (73, 983829), (77, 932721), (219, 327943), (231, 310907), (511, 140547), (803, 89439), (1533, 46849), (2409, 29813), (4259, 16863), (5621, 12777)]