28198698

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 37465302

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 113, 114, 199, 209, 226, 339, 398, 418, 597, 627, 678, 1194, 1243, 1254, 2147, 2189, 2486, 3729, 3781, 4294, 4378, 6441, 6567, 7458, 7562, 11343, 12882, 13134, 22487, 22686, 23617, 41591, 44974, 47234, 67461, 70851, 83182, 124773, 134922, 141702, 247357, 249546, 427253, 494714, 742071, 854506, 1281759, 1484142, 2563518, 4699783, 9399566, 14099349, 28198698]

約数ペア:

[(1, 28198698), (2, 14099349), (3, 9399566), (6, 4699783), (11, 2563518), (19, 1484142), (22, 1281759), (33, 854506), (38, 742071), (57, 494714), (66, 427253), (113, 249546), (114, 247357), (199, 141702), (209, 134922), (226, 124773), (339, 83182), (398, 70851), (418, 67461), (597, 47234), (627, 44974), (678, 41591), (1194, 23617), (1243, 22686), (1254, 22487), (2147, 13134), (2189, 12882), (2486, 11343), (3729, 7562), (3781, 7458), (4294, 6567), (4378, 6441)]