188045403

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2081}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 309668352

約数和(自身を除く): 121622949

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 331, 993, 2081, 2317, 4303, 6243, 6951, 12909, 14567, 27053, 30121, 43701, 81159, 90363, 189371, 568113, 688811, 2066433, 4821677, 8954543, 14465031, 26863629, 62681801, 188045403]

約数ペア:

[(1, 188045403), (3, 62681801), (7, 26863629), (13, 14465031), (21, 8954543), (39, 4821677), (91, 2066433), (273, 688811), (331, 568113), (993, 189371), (2081, 90363), (2317, 81159), (4303, 43701), (6243, 30121), (6951, 27053), (12909, 14567)]