27898983

素因数分解:

$3^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{1543}}^1$

素因数の和:1604

約数の個数: 36

約数和(自身を含む): 48052368

約数和(自身を除く): 20153385

約数列:

[1, 3, 7, 9, 21, 41, 49, 63, 123, 147, 287, 369, 441, 861, 1543, 2009, 2583, 4629, 6027, 10801, 13887, 18081, 32403, 63263, 75607, 97209, 189789, 226821, 442841, 569367, 680463, 1328523, 3099887, 3985569, 9299661, 27898983]

約数ペア:

[(1, 27898983), (3, 9299661), (7, 3985569), (9, 3099887), (21, 1328523), (41, 680463), (49, 569367), (63, 442841), (123, 226821), (147, 189789), (287, 97209), (369, 75607), (441, 63263), (861, 32403), (1543, 18081), (2009, 13887), (2583, 10801), (4629, 6027)]