201979784

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{3259}}^1$

素因数の和:3453

約数の個数: 32

約数和(自身を含む): 388070400

約数和(自身を除く): 186090616

約数列:

[1, 2, 4, 8, 61, 122, 127, 244, 254, 488, 508, 1016, 3259, 6518, 7747, 13036, 15494, 26072, 30988, 61976, 198799, 397598, 413893, 795196, 827786, 1590392, 1655572, 3311144, 25247473, 50494946, 100989892, 201979784]

約数ペア:

[(1, 201979784), (2, 100989892), (4, 50494946), (8, 25247473), (61, 3311144), (122, 1655572), (127, 1590392), (244, 827786), (254, 795196), (488, 413893), (508, 397598), (1016, 198799), (3259, 61976), (6518, 30988), (7747, 26072), (13036, 15494)]