28308148

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 56246400

約数和(自身を除く): 27938252

約数列:

[1, 2, 4, 11, 22, 44, 53, 61, 106, 122, 199, 212, 244, 398, 583, 671, 796, 1166, 1342, 2189, 2332, 2684, 3233, 4378, 6466, 8756, 10547, 12139, 12932, 21094, 24278, 35563, 42188, 48556, 71126, 116017, 133529, 142252, 232034, 267058, 464068, 534116, 643367, 1286734, 2573468, 7077037, 14154074, 28308148]

約数ペア:

[(1, 28308148), (2, 14154074), (4, 7077037), (11, 2573468), (22, 1286734), (44, 643367), (53, 534116), (61, 464068), (106, 267058), (122, 232034), (199, 142252), (212, 133529), (244, 116017), (398, 71126), (583, 48556), (671, 42188), (796, 35563), (1166, 24278), (1342, 21094), (2189, 12932), (2332, 12139), (2684, 10547), (3233, 8756), (4378, 6466)]