71960847

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^2$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 123413760

約数和(自身を除く): 51452913

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 103, 119, 133, 309, 323, 357, 399, 721, 969, 1751, 1957, 2163, 2261, 5253, 5871, 6783, 10609, 12257, 13699, 31827, 33269, 36771, 41097, 74263, 99807, 180353, 201571, 222789, 232883, 541059, 604713, 698649, 1262471, 1410997, 3426707, 3787413, 4232991, 10280121, 23986949, 71960847]

約数ペア:

[(1, 71960847), (3, 23986949), (7, 10280121), (17, 4232991), (19, 3787413), (21, 3426707), (51, 1410997), (57, 1262471), (103, 698649), (119, 604713), (133, 541059), (309, 232883), (323, 222789), (357, 201571), (399, 180353), (721, 99807), (969, 74263), (1751, 41097), (1957, 36771), (2163, 33269), (2261, 31827), (5253, 13699), (5871, 12257), (6783, 10609)]