1878954756

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{87037}}^1$

素因数の和:87308

約数の個数: 48

約数和(自身を含む): 5030100096

約数和(自身を除く): 3151145340

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257, 514, 771, 1028, 1542, 1799, 3084, 3598, 5397, 7196, 10794, 21588, 87037, 174074, 261111, 348148, 522222, 609259, 1044444, 1218518, 1827777, 2437036, 3655554, 7311108, 22368509, 44737018, 67105527, 89474036, 134211054, 156579563, 268422108, 313159126, 469738689, 626318252, 939477378, 1878954756]

約数ペア:

[(1, 1878954756), (2, 939477378), (3, 626318252), (4, 469738689), (6, 313159126), (7, 268422108), (12, 156579563), (14, 134211054), (21, 89474036), (28, 67105527), (42, 44737018), (84, 22368509), (257, 7311108), (514, 3655554), (771, 2437036), (1028, 1827777), (1542, 1218518), (1799, 1044444), (3084, 609259), (3598, 522222), (5397, 348148), (7196, 261111), (10794, 174074), (21588, 87037)]