28327831

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1097}}^1$

素因数の和:1159

約数の個数: 24

約数和(自身を含む): 36049536

約数和(自身を除く): 7721705

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 1097, 1519, 3689, 7679, 18649, 25823, 34007, 53753, 130543, 238049, 578119, 913801, 1666343, 4046833, 28327831]

約数ペア:

[(1, 28327831), (7, 4046833), (17, 1666343), (31, 913801), (49, 578119), (119, 238049), (217, 130543), (527, 53753), (833, 34007), (1097, 25823), (1519, 18649), (3689, 7679)]