28439658

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^2\times {\mathrm{9349}}^1$

素因数の和:9383

約数の個数: 36

約数和(自身を含む): 66730950

約数和(自身を除く): 38291292

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 169, 234, 338, 507, 1014, 1521, 3042, 9349, 18698, 28047, 56094, 84141, 121537, 168282, 243074, 364611, 729222, 1093833, 1579981, 2187666, 3159962, 4739943, 9479886, 14219829, 28439658]

約数ペア:

[(1, 28439658), (2, 14219829), (3, 9479886), (6, 4739943), (9, 3159962), (13, 2187666), (18, 1579981), (26, 1093833), (39, 729222), (78, 364611), (117, 243074), (169, 168282), (234, 121537), (338, 84141), (507, 56094), (1014, 28047), (1521, 18698), (3042, 9349)]