28547883

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1326

約数の個数: 48

約数和(自身を含む): 52672256

約数和(自身を除く): 24124373

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 243, 273, 351, 567, 819, 1053, 1291, 1701, 2457, 3159, 3873, 7371, 9037, 11619, 16783, 22113, 27111, 34857, 50349, 81333, 104571, 117481, 151047, 243999, 313713, 352443, 453141, 731997, 1057329, 1359423, 2195991, 3171987, 4078269, 9515961, 28547883]

約数ペア:

[(1, 28547883), (3, 9515961), (7, 4078269), (9, 3171987), (13, 2195991), (21, 1359423), (27, 1057329), (39, 731997), (63, 453141), (81, 352443), (91, 313713), (117, 243999), (189, 151047), (243, 117481), (273, 104571), (351, 81333), (567, 50349), (819, 34857), (1053, 27111), (1291, 22113), (1701, 16783), (2457, 11619), (3159, 9037), (3873, 7371)]