28095718

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{191}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 52531200

約数和(自身を除く): 24435482

約数列:

[1, 2, 7, 14, 19, 38, 49, 79, 98, 133, 158, 191, 266, 382, 553, 931, 1106, 1337, 1501, 1862, 2674, 3002, 3629, 3871, 7258, 7742, 9359, 10507, 15089, 18718, 21014, 25403, 30178, 50806, 73549, 105623, 147098, 177821, 211246, 286691, 355642, 573382, 739361, 1478722, 2006837, 4013674, 14047859, 28095718]

約数ペア:

[(1, 28095718), (2, 14047859), (7, 4013674), (14, 2006837), (19, 1478722), (38, 739361), (49, 573382), (79, 355642), (98, 286691), (133, 211246), (158, 177821), (191, 147098), (266, 105623), (382, 73549), (553, 50806), (931, 30178), (1106, 25403), (1337, 21014), (1501, 18718), (1862, 15089), (2674, 10507), (3002, 9359), (3629, 7742), (3871, 7258)]